1)unavailable water,无效水分2)inefficient water injection,无效注水3)ineffectual cold water,无效冷水4)ineffective water consumption,无效耗水5)echard,无效水量6)unavailable water,无效水
用法例句
The thesis makes analysis to the producing reasons of the ineffectual cold water in hot water supply from the perspectives of round-robin mode,pipeline design,construction process and maintenance management etc.