希腊人()测量到地球的周长是Alexandria到Syene间距的50倍
希腊人()测量到地球的周长是Alexandria到Syene间距的50倍
下列哪一个著作是丢番图（Diophantus of Alexandria 约246~330）完成的？( )
下列哪一个著作是丢番图（Diophantus of Alexandria 约246~330）完成的？( )
After his victory at the Hydaspes Alexander founded two cities at or near the battle site. One was named Bucephala. What was the name of the other city? A: Alexandria B: Alexandropolis C: Nikaia D: Nikopolis
After his victory at the Hydaspes Alexander founded two cities at or near the battle site. One was named Bucephala. What was the name of the other city? A: Alexandria B: Alexandropolis C: Nikaia D: Nikopolis
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