... 循环水泵筒：circulating pump bucket 循环水泵通水管：circulating pump water pipe 循环水泵挺杆：circulating pump rod ...
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Circulating water pump inlet pipe and outlet pipe should also install pressure gauge.
循环水泵的进水管和出水管上也应装压力表。
The design and lectotype of circulating pump, automatic return water switch valve, expansion tank and atmospheric connection pipe in atmospheric hot water heating boiler room are discussed.
对常压热水供热锅炉房的循环泵、回水自动启闭阀、膨胀水箱、大气连通管的设计选型进行了探讨。
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