In other periods, the surface was ice-snow underground and its surface reflecting ratio was 79%.

其他季节下垫面为冰雪覆盖时地表平均反射率达79%。

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In other periods, the surface was ice-snow underground and its surface reflecting ratio was 79%.

其他季节下垫面为冰雪覆盖时地表平均反射率达79%。

youdao