undrinkable water

• 非饮用水

undrinkable water的用法和样例：

例句

1. The non-potable water expansion tank shall be of drawn steel construction.It shall have a Butyl diaphragm separating the air chamber from the water containing chamber.
   非饮用水膨胀罐应该采用拉制钢结构，应该采用丁基合成橡胶隔膜将气体腔与水腔隔离开来。