论文部分内容阅读
北冰洋是世界大洋中面积最小的一个大洋,它位于欧亚大陆和北美大陆之间,面积为1478万平方千米,大部分海域被厚达3米的冰层所覆盖,是世界上唯一一个
The Arctic Ocean is the smallest ocean in the world. It is located between Eurasia and North America and covers an area of 14.78 million square kilometers. Most of the sea is covered by an ice layer of up to 3 meters, making it the only one in the world