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对国内外生态环境需水量研究现状作了概述。
The current research status of ecological and environmental water requirement was summarized.
对汉江上游的生态环境需水量进行了初步探讨。
In this paper, the environmental water demand in the upstream of Hanjiang River is studied.
生态环境需水量是当前水资源管理等学科研究的重点和难点。
Study on the ecology water requirement is the emphasis and difficulty for current water resources management.
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