upwind wind source of pollution是什么意思

用法例句

With domestic wastewater as treatment object,reversible and irreversible membrane fouling mechanisms were respectively investigated in a submerged membrane bioreactor.

以生活污水为处理对象,对一体式膜生物反应器中不可逆污染形成机理和可逆污染形成机理分别进行了研究;还进行了膜表面改性工作。

With domestic wastewater as treatment object,reversible and irreversible membrane fouling mechanisms were respectively investigated in a submerged membrane bioreactor.

以生活污水为处理对象,对一体式膜生物反应器中不可逆污染形成机理和可逆污染形成机理分别进行了研究;还进行了膜表面改性工作。