生产性的英文：
productbility

The research shows that the productivity service is out of harmony with equipment manufacturing.
研究表明，其生产性服务业与装备制造业发展还不协调。

Investment in productive projects
生产性投资

Activity,such as schoolwork or office work,meant to take up time but not necessarily yield productive results.
无生产性工作，机关工作占用时间但不必要获得生产结果的活动，如学校工作或机关工作

In many countries the loss of productive topsoil has contributed to growing food deficits
在许多国家里，生产性表土的流失已导致日益严重的粮食短缺。