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<title><![CDATA[无心的博客]]></title>
<link>http://www.xingyun.org.cn/blog/user2/4032/index.html</link>
<description><![CDATA[无心的博客]]></description>
<item>
<title><![CDATA[热点问题设计：2008中国奥运旅游年]]></title>
<link>http://www.xingyun.org.cn/blog/user2/4032/archives/2008/13805.html</link>
<description><![CDATA[<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 150%; TEXT-ALIGN: center" align=center><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; COLOR: navy; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial">热点问题设计：</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; COLOR: navy; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'">2008</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 16pt; COLOR: navy; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: Arial">中国奥运旅游年</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US style="FONT-SIZE: 16pt; COLOR: navy; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 150%"><B style="mso-bidi-font-weight: normal"><SPAN style="COLOR: green; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">背景材料一：</SPAN></B><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">中新网</SPAN><?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:chsdate w:st="on" Year="2008" Month="1" Day="2" IsLunarDate="False" IsROCDate="False"><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">1</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">月</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">日</SPAN></st1:chsdate><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">电据国家旅游局网站消息，</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年元月一日上午</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">10</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">：</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">50</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">分，</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">CA932</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">航班平稳地降落在北京首都国际机场。飞机舱门打开时，德国伊卡鲁斯旅行社副总裁莱尔夫</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">·</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">琥珀先生接到了来自北京市旅游局工作人员送上的鲜花。他所率领的德国</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">234</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">名游客成为</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年北京入境的第一批旅游者。这标志着</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年中国奥运旅游年正式启动。</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0"><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">据了解，</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年是奥运之年，国家旅游局的宣传主题是：</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">“2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">中国奥运旅游年</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">”</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">，宣传口号为</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">“</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">北京奥运</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">?</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">相约中国</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">”</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">。</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'"> “</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">体验北京，感受奥运</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">” </SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">是</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年北京市旅游局提出的主题口号，北京市旅游局将在今年面向海外市场推出奥运旅游产品，让更多的游客感受奥运之年的北京，预计</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">2008</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">年全年北京将接待入境旅游者</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'">460</SPAN><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: Arial">万人次。</SPAN><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 150%"><B style="mso-bidi-font-weight: normal"><SPAN style="COLOR: green; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: Arial; mso-ascii-font-family: Arial; mso-bidi-font-family: Arial">背景材料二：</SPAN></B><SPAN style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-hansi-font-family: Arial; mso-ascii-font-family: Arial; mso-bidi-font-family: Arial">我国主要旅游景点分布图<A href="http://xingyun.org.cn/blog/attachment.asp?FileID=12605">热点问题设计：2008中国奥运旅游年.doc</A></SPAN><B style="http://xingyun.org.cn/blog/mso-bidi-font-weight: normal"><SPAN lang=EN-US style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; mso-bidi-font-size: 10.5pt"><o:p></o:p></SPAN></B></P>]]></description>
<author>yldrb</author>
<pubDate>2008-4-9 21:48:00</pubDate>
</item>
<item>
<title><![CDATA[高考地理小专题答题要点2]]></title>
<link>http://www.xingyun.org.cn/blog/user2/4032/archives/2007/12040.html</link>
<description><![CDATA[<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体">二、等温线专题<SPAN lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">1</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．分析走向（延伸方向）：与纬线平行即东西走向——纬度因素或太阳辐射；与海岸线平行——海陆性质或海陆分布；与等高线或山脉走向平行——地形因素。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">2</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．分析弯曲状况：作水平线法——比较弯曲处与交点的温度高低；凸值法——凸高（凸向高值区）为低（值低），凸低（凸向低值区）为高（值高）。<SPAN lang=EN-US> <o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">3</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．分析疏密状况：疏——温差小——我国<SPAN lang=EN-US>7</SPAN>月气温、热带地区、海洋、山地陡坡、锋面处；密——温差大——我国<SPAN lang=EN-US>1</SPAN>月气温、温带地区、陆地、山地缓坡。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">4</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．分析数值特征：大小小大中间走；闭合曲线大大或小小；高值区——夏季大陆、冬季海洋、暖流流经、地势低（山谷、盆地或洼地）、城市；低值区——冬季大陆、夏季海洋、寒流流经、地势高（山岭、山脊）。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">5</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">．高考能力要求：<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>1</SPAN>）判断南、北半球位置：自北向南等温线的度数逐渐减小或自南向北等温线的度数逐渐增大的是南半球。自北向南等温线的度数逐渐增大或自南向北等温线的度数逐渐减小的是北半球。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>2</SPAN>）判断陆地、海洋位置：冬季陆地上的等温线向低纬弯曲<SPAN lang=EN-US>(</SPAN>表示冬季的陆地比同纬度的海洋温度低<SPAN lang=EN-US>)</SPAN>，海洋上的等温线向高纬弯曲<SPAN lang=EN-US>(</SPAN>表示冬季的海洋比同纬度的陆地温度高<SPAN lang=EN-US>)</SPAN>。<SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </SPAN></SPAN>夏季陆地上的等温线向高纬弯曲<SPAN lang=EN-US>(</SPAN>表示夏季的陆地比同纬度的海洋温度高<SPAN lang=EN-US>)</SPAN>，海洋上的等温线向低纬弯曲<SPAN lang=EN-US>(</SPAN>表示夏季的海洋比同纬度的陆地温度低<SPAN lang=EN-US>)</SPAN>。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>3</SPAN>）判断月份<SPAN lang=EN-US>(1</SPAN>月或<SPAN lang=EN-US>7</SPAN>月<SPAN lang=EN-US>)</SPAN>：判断月份时，要注意南、北半球的冬、夏季节的差异性。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 18pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly; mso-char-indent-count: 2.0"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">1</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">月：北半球陆地上的等温线向南弯曲，海洋上的等温线向北弯曲；南半球陆地上的等温线向南弯曲，海洋上的等温线向北弯曲。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 18pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly; mso-char-indent-count: 2.0"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">7</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">月：北半球陆地上的等温线向北弯曲，海洋上的等温线向南弯曲；南半球陆地上的等温线向北弯曲，海洋上的等温线向南弯曲。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>4</SPAN>）判断寒、暖流：洋流流向与等温线的凸出方向是一致的。寒流中心比同纬度的其它地区水温低，故等温线向低纬弯曲。暖流中心比同纬度的其它地区水温高，故等温线向高纬弯曲。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>5</SPAN>）判断地形的高、低起伏：陆地上的等温线向低纬凸出的地方，说明该处地势升高；等温线向高纬凸出的地方，说明该处地势降低。在闭合等温线图上，越向中心处，山地等温线的数值越小；盆地等温线的数值越大。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17pt; mso-line-height-rule: exactly"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-weight: bold">（<SPAN lang=EN-US>6</SPAN>）判断温差的大小：一般情况下，不论时空，等温线密集，温差较大，反之，温差较小。从世界和我国气温分布特征可知：①冬季等温线密，夏季等温线稀。因为冬季各地温差较夏季大。②温带等温线密，热带地区等温线稀。因为温带地区的气温差异大于终年高温的热带地区。③陆地等温线密，海洋等温线稀。因为陆地表面形态复杂，海洋的热容量大，所以陆地的温差大于海面。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>]]></description>
<author>yldrb</author>
<pubDate>2007-8-31 10:39:00</pubDate>
</item>
<item>
<title><![CDATA[高考地理小专题答题要点1]]></title>
<link>http://www.xingyun.org.cn/blog/user2/4032/archives/2007/12039.html</link>
<description><![CDATA[<SPAN style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体">一、</SPAN><FONT size=3><SPAN style="FONT-FAMILY: 宋体">等高线地形图小专题</SPAN><SPAN lang=EN-US style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">1</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．坡度问题：一看等高线疏密，密集的地方坡度陡，稀疏的地方坡度缓；二计算，坡度的正切<SPAN lang=EN-US>=</SPAN>垂直相对高度<SPAN lang=EN-US>/</SPAN>水平实地距离<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">2</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．通视问题：通过作地形剖面图来解决，如果过已知两点作的地形剖面图无山地或山脊阻挡，则两地可互相通视；注意凸坡（等高线上疏下密）不可见，凹坡（等高线上密下疏）可见；注意题中要求，分析图中景观图是仰视或俯视可见。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">3</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．引水线路：注意让其从高处向低处引水，以实现自流，且线路要尽可能短，这样经济投入才会较少。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">4</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．交通线路选择：利用有利的地形地势，既要考虑距离长短，又要考虑路线平稳（间距、坡度等），一般是在两条等高线间绕行，沿等高线走向（延伸方向）分布，以减少坡度，只有必要时才可穿过一、两条等高线；尽可能少地通过河流，少建桥梁等，以减少施工难度和投资；避免通过断崖、沼泽地、沙漠等地段。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 'Arial Unicode MS'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">5</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．水库建设：要考虑库址、坝址及修建水库后是否需要移民等。①．选在河流较窄处或盆地、洼地的出口<SPAN lang=EN-US>(</SPAN>即“口袋形”的地区，“口小”利于建坝，“袋大”腹地宽阔，库容量大。因为工程量小，工程造价低<SPAN lang=EN-US>)</SPAN>；②．选在地质条件较好的地方，尽量避开断层、喀斯特地貌等，防止诱发水库地震；③．考虑占地搬迁状况，尽量少淹良田和村镇。④还要注意修建水库时，水源要较充足。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">6</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．河流流向：由海拔高处向低处流，发育于河谷（等高线凸向高值），河流流向与等高线凸出方向相反。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">7</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．水系特征：山地形成放射状水系，盆地形成向心状水系，山脊成为水系分水岭。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">8</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．水文特征：等高线密集的河谷，河流流速大，水能丰富；河流流量除与气候特别是降水量有关外，还与流域面积大小有关。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">9</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．农业规划：<SPAN style="COLOR: black; mso-bidi-font-weight: bold">根据等高线地形图反映出来的地形类型、地势起伏、坡度缓急、结合气候和水源条件，因地制宜地提出农林牧渔业合理布局的方案；如平原地区发展耕作业，山地、丘陵地区发展林业、畜牧业。</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">10</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．城市布局形态与地形：平原适宜集中紧凑式；山区适宜分散疏松式。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">11</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．地形特征的描述：地形类型（平原、高原、山地、丘陵、盆地）；地势及起伏状况；主要地形区分布；重要地形剖面图特征。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">12</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">．地形相关分析：<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">①地形成因分析：运用地质作用（内力作用——地壳运动、岩浆活动、变质作用、地震；、外力作用——流水、风、海浪、冰川的侵蚀、搬运、沉积作用等）与板块运动（板块内部地壳比较稳定，板块交界处，地壳比较活跃及板块的碰撞或张裂）来解释<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 16.5pt"><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">判读分析与地形有关的地理知识<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 16.5pt"><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">②分析某地气候特点，应结合该地地理纬度，地势高低起伏，山脉走向，阴、阳坡，距离海洋远近等进行综合分析。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体"><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </SPAN></SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; LINE-HEIGHT: 16.5pt"><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">③河流上游海拔高，下游海拔低。结合河流流向判定地形大势，结合迎风坡、背风坡、降水状况、等高线高差及地貌类型的差异分析河流水文、水系特征。<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体">④地形类型判读：第一步看等高线形状，等高线平直，则可能是平原地形或高原地形，等高线闭合，则可能是丘陵、山地或盆地；第二步看等高线的注记，平直等高线注记<SPAN lang=EN-US>200</SPAN>米以下的地形可能为平原，平直等高线注记<SPAN lang=EN-US>500</SPAN>米以上的可能为高原；闭合等高线注记内低外高的地形为盆地或洼地；闭合等高线注记外低内高，且注记在<SPAN lang=EN-US>200</SPAN>——<SPAN lang=EN-US>500</SPAN>米之间的地形为丘陵，注记在<SPAN lang=EN-US>500</SPAN>米以上的地形为山地。在剖面图中判读地形类型，一定要看剖面形状和对应的海拔高度，方法可参照上述方法进行。</SPAN><SPAN lang=EN-US style="FONT-FAMILY: 宋体"><o:p></o:p></SPAN></P>
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<author>yldrb</author>
<pubDate>2007-8-31 10:37:00</pubDate>
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<title><![CDATA[2007年高考试卷地理部分打包]]></title>
<link>http://www.xingyun.org.cn/blog/user2/4032/archives/2007/12038.html</link>
<description><![CDATA[2007年高考试卷地理部分打包，较完整<A href="http://xingyun.org.cn/blog/attachment.asp?FileID=12607">2007年高考试卷地理部分打包.rar</A>]]></description>
<author>yldrb</author>
<pubDate>2007-8-31 10:24:00</pubDate>
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