water demand

       
  • 需水量

water demand的用法和样例:

例句

  1. Knowledge of historic and present water demands is needed to provide a factual base for predicting future water demand.
    应了解过去和当前的需水量,以便为估算未来的需水量提供实施依据。
  2. With the restriction of water demand and supply, the objective function optimal value was calculated by sequential quadratic programming.
    以需水量和可供水量为约束条件,采用序列二次规划法求解函数最优值。
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