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20楼#
发布于：2004-07-05 14:27
<H4 ><A>5</A>．2．2 1：50万、1：20万、1：10万地形图的编号</H4>
<P ><FONT size=3>一幅1：<FONT face="Times New Roman">100</FONT>万地图划分四幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">50</FONT>万地图，分别用甲、乙、丙、丁表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">100</FONT>万地形图的编号后加上它本身的序号，如<FONT face="Times New Roman">J-50-</FONT>乙。</FONT></P> <P ><FONT size=3>一幅1：<FONT face="Times New Roman">100</FONT>万地图划<FONT face="Times New Roman">36</FONT>幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">20</FONT>万地图，分别用带括号的数字（<FONT face="Times New Roman">1</FONT>）—（<FONT face="Times New Roman">36</FONT>）表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">100</FONT>万地形图的编号后加上它本身的序号，如<FONT face="Times New Roman">J-50-</FONT>（<FONT face="Times New Roman">28</FONT>）。</FONT></P> <P ><FONT size=3>一幅1：<FONT face="Times New Roman">100</FONT>万地图划分<FONT face="Times New Roman">144</FONT>幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万地图，分别用数字<FONT face="Times New Roman">1</FONT>—<FONT face="Times New Roman">144</FONT>表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">100</FONT>万地形图的编号后加上它本身的序号，如<FONT face="Times New Roman">J-50-32</FONT>。（图<FONT face="Times New Roman">4-15</FONT>）</FONT></P> <P ><FONT size=3></FONT> </P> <P> </P> <P align=center><FONT size=3>图<FONT face="Times New Roman">15</FONT>：<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">50</FONT>万、<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">20</FONT>万、<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万地形图的分幅和编号示例</FONT></P> <H4 ><A>5</A>．2．3 1：5万、1：2.5万、1：1万地形图的编号</H4> <P ><FONT size=3>以<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万地形图的编号为基础，将一幅1：<FONT face="Times New Roman">10</FONT>万地图划分四幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">5</FONT>万地图，分别用甲、乙、丙、丁表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万地形图的编号后加上它本身的序号，如<FONT face="Times New Roman">J-50-32-</FONT>甲。再将一幅1：<FONT face="Times New Roman">5</FONT>万地图划分四幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">2.5</FONT>万地形图，分别用<FONT face="Times New Roman">1</FONT>、<FONT face="Times New Roman">2</FONT>、<FONT face="Times New Roman">3</FONT>、<FONT face="Times New Roman">4</FONT>表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">5</FONT>万地形图的编号后加上它本身的序号，如<FONT face="Times New Roman">J-50-32-</FONT>甲<FONT face="Times New Roman">-1</FONT>。</FONT></P> <P ><FONT size=3><FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">1</FONT>万地形图的编号，是以一幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万地形图划分为<FONT face="Times New Roman">64</FONT>幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">1</FONT>万地形图，分别以带括号的（<FONT face="Times New Roman">1</FONT>）—（<FONT face="Times New Roman">64</FONT>）表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">10</FONT>万图号后加上<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">1</FONT>万地图的序号，如<FONT face="Times New Roman">J-50-32-</FONT>（<FONT face="Times New Roman">10</FONT>）。</FONT></P> <P ><FONT size=3>一幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">1</FONT>万地形图划分为<FONT face="Times New Roman">4</FONT>幅<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">5000</FONT>地形图，分别用小写拉丁字母<FONT face="Times New Roman">a</FONT>、<FONT face="Times New Roman">b</FONT>、<FONT face="Times New Roman">c</FONT>、<FONT face="Times New Roman">d</FONT>表示，其编号是在<FONT face="Times New Roman">1</FONT>：<FONT face="Times New Roman">1</FONT>万图号后加上它本身的序号，如<FONT face="Times New Roman">J-50-32-</FONT>（<FONT face="Times New Roman">10</FONT>）<FONT face="Times New Roman">-a</FONT>。</FONT></P> <P>（全文完）</P> |
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21楼#
发布于：2004-07-07 11:29
<P>请问斑竹 在gis中 投影好像用的 不多 都不很在意这阿 </P><img src="images/post/smile/dvbbs/em02.gif" />
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22楼#
发布于：2004-09-13 16:47
<P>up</P>
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23楼#
发布于：2004-09-13 16:48
<P>up</P>
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24楼#
发布于：2004-09-13 16:48
<P>up</P>
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25楼#
发布于：2004-09-13 20:17
<P>这个太长了，就不放论文中心了</P><P>呵呵</P>
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26楼#
发布于：2004-09-13 23:51
ding
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27楼#
发布于：2004-09-14 12:07
<img src="images/post/smile/dvbbs/em01.gif" /><img src="images/post/smile/dvbbs/em02.gif" /><img src="images/post/smile/dvbbs/em08.gif" />
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28楼#
发布于：2004-09-14 16:21
<img src="images/post/smile/dvbbs/em01.gif" /><img src="images/post/smile/dvbbs/em01.gif" /><img src="images/post/smile/dvbbs/em01.gif" />
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29楼#
发布于：2004-09-14 17:36
<img src="images/post/smile/dvbbs/em02.gif" /><img src="images/post/smile/dvbbs/em01.gif" />
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