Waste draining pipe, offlet or drain pipe should be connected to the main pipe;each pipe should connect two valves with the most possible short valve-to-valve pipe length.
排污管、放水管或疏水管
分别连接到各
管上，每管均串接两
阀门，两阀门间管段
缩短。
Waste draining pipe, offlet or drain pipe should be connected to the main pipe;each pipe should connect two valves with the most possible short valve-to-valve pipe length.
排污管、放水管或疏水管分别连接到各管上，每管均串接两阀门，两阀门间管段缩短。
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动生成，部分未经过人工审核，其表达内容亦不代表本软件
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