water of productive use

常见例句

双语例句

• The treatment of 2:4(Proportion of rows of corn and potato) is the highest in the aspect of yield (corn and potato) and water content use effectiveness and water content productive effectiveness.
  在丰水年其中2：4 处理具有最高的混合单产和水分利用效率，水分生产效率。

权威例句

• This arises because supply must also meet the demand for water for productive purposes, notably farming, and these use vastly larger quantities of the stuff.
  ECONOMIST: Economics focus
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