The research on the ecological water requirement is still at the initial stage, and its connotation has not yet been nailed down.
生态环境需水量的研究还处于起步阶段，对于其内涵尚无统一的界定。
The current research status of ecological and environmental water requirement was summarized.
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.
对国内外生态环境需水量研究现状作了概述。
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