... 压力水头：pressure head 压力水道管：pumped water line 压力球根：Pressure bulb ...
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When the auxiliary sewer line stores the waste water, the waste water can be pumped into the water storage tank through the water suction pipe by the self-sucking pump.
当副下水管道储存有废水时，自吸泵可将废水经抽水管抽至储水箱内。
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