nonpotable water是什么意思 nonpotable water怎么读
nonpotable water的用法和样例
- 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。
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