The human activities are the essential causes of land use change in Qiangtang River Basin.

人类参加的经济社会活动是流域内土地利用变化的根本原因。

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The human activities are the essential causes of land use change in Qiangtang River Basin.

人类参加的经济社会活动是流域内土地利用变化的根本原因。

youdao