The paper discussed the definition , evaluated the assessment method , put forward the principles followed and established assessment model of water environment quality and quantity .
讨论了水环境质量的定义，评价了目前水环境质量的评价方法，提出了水环境质量评价应该遵循的原则，建立了水环境质量的评价模型。
By establishment of a mathematical model for water quality and quantity calculation, the impacts of tail water from the effluent plant of Baoying County on water environment are analyzed.
通过建立数学模型，进行水量水质计算，分析了宝应县污水处理厂尾水排放对水环境的影响。
The effect onto quality and quantity of water environment after coal exploitation is predicted and analysed, and pointed that exploitation of …
并就井田开发后对水环境的质和量的影响进行了预测分析，指出矿井开发必须注重整个矿区水资源的合理利用与管理。
The effect onto quality and quantity of water environment after coal exploitation is predicted and analysed, and pointed that exploitation of …
并就井田开发后对水环境的质和量的影响进行了预测分析，指出矿井开发必须注重整个矿区水资源的合理利用与管理。
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