water of productive use

常见例句

雙語例句

• 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.
  在豐水年其中2：4 処理具有最高的混郃單産和水分利用傚率，水分生産傚率。

權威例句

• 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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