A circulating pipe is connected with a washing water outlet and a washing water inlet on the washing drum.

循环管道上水泵的吸水口连接洗涤水出口，排水口连接洗涤水进口。

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With careful analysis, mainly deals with the damage and harm that the moisture in the refrigeration circulating pipe has caused to the inside of the pipe and other equipment.

主要针对制冷循环系统中水分对管道内和设备的损坏及危害原理进行了详细分析。

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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。

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The authors suggest that a rapidly evolving technical to manage hydrates is to heat the pipes that carry the hydrocarbons to the surface, either through electric heaters or by circulating hot water around the outside of the pipe.

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