... closed vessel 封闭容器,封闭管道系统 closed water line闭式水管路 closed water model 闭式水模 ...
双语例句
1
In addition, the water in your water pipes and toilet tanks (not the bowls) is drinkable if you closed the valve on the main waterline before the flood.
此外,如果你在洪水到来前将主水阀关闭的话,那么水管中的水和厕所水箱(不是便池)里的水是可以饮用的。
2
A common approach is hydrostatic testing-filling a closed pipeline section with water, then pressurizing the line to a specified pressure to check for leaks.