water requirement的意思|示意

The spatial variability of regional water requirement ( WR ) and water deficient ratio ( WRD ) are studied with geostatistics.

应用地统计学方法研究区域 需水量 和缺水率的空间变异性.

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Study on Theory Method and Application of Ecological and Environmental Water Requirement of River.

基于RS、 GIS和 Models的区域生态环境系统安全综合评价研究.

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The concept and evaluation methods of Ecological Water Requirement for wetland was introduced.

阐述湿地生态环境需水量的概念和计算方法.

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