per unit area yield的用法和樣例：
例句
- Increasing the yield per unit area on the existing cultivated land has potential.
提高現有耕地單位面積產(chǎn)量有潛力。 - Of the addition that covers an area and domain extend, the synchronism that assures crop yield per unit and benefit further rises.
覆蓋面積的增加和領(lǐng)域的拓展，進(jìn)一步保證作物單位面積產(chǎn)量和效益的同步提高。
