Install below and close to equipment being drained, avoid long lengths of horizontal piping ahead of trap.

安装在需要排放的设备下面，并靠近需要排放的设备，避免在疏水阀前面有很长的水平管道。

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Install below and close to equipment being drained, avoid long lengths of horizontal piping ahead of trap.

安装在需要排放的设备下面，并靠近需要排放的设备，避免在疏水阀前面有很长的水平管道。

youdao