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Geoland
Showing posts with label
地球
.
Show all posts
Showing posts with label
地球
.
Show all posts
Monday, January 5, 2009
初一习题-地球1
1.在地球仪上,连接南北两极的线称为什么?
2.穿过英国格林威治天文台的经线圈叫什么?它的经度是多少?
3.地球上最长的纬线圈是什么?
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Amei
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