Thread: Địa lí tổng hợp
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Old 21-10-2008   #2 (permalink)
xquang_ls
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Re: Câu hỏi về Địa (Có update)
Hỏi:
1. Đường xích đạo là gì?
2. Tại sao khi phóng vệ tinh, người ta thường đặt bệ phóng ở những vùng đất gần đường xích đạo?
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