| 释义 |
单产 dānchǎnper unit area yield单产dānchǎnyield per unit area单产yield per unit area提高农作物单产 improve crop yield per unit area单产 dān chǎn per unit area yield; per unit yield单产[dān chǎn] 在一年或一季中单位土地面积上的产量 annual or quarterly yield per unit area单产per unit area yield |