return pipe

If the final discharged gas is led to return to a gas pipe, oxygen content inside a gas returning pipe is low, thereby guaranteeing safety and reducing gas loss.

如将最终外排气体引回煤气管，回气管内氧含量低，保证安全，并能减少煤气损失。

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On the basis of initial design scheme, a reconstructive air-conditioning system with none return ventilation pipe are adopted. The initial design scheme in hydraulic structure optimization is given by application of artificial neural network.

采用人工神经网络方法，为水工结构优化提供初始方案。

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The different points at which the condensate return pipe may be connected are compared and a new proposal is made.

作者还对回水管的几种引出位置进行了分析比较，并提出了建议。

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Then she drives return the home in, blow air to vent pipe!

于是她开车回到家里, 对着排气管吹气!

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This paper analyzes damage reason of electric heat tube of a midget electrically heated boiler by calculation of jet flow of return water pipe. The damage is a fatigue failure that is caused by direct acting of return water on electric heat tube.

通过对回水管的射流计算，分析了小型电热锅炉电热管损坏的原因：电热管的损坏是由于回水直接对电热管作用而引起的疲劳破坏。

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The heat-supply system with distributed variable frequency pump is a heat-supply system in which the flow rate is regulated with return-water pressured pump, instead of valve, set at return water pipe on the high-temperature side of heat exchange in substation.

分布式变频泵供热系统是指在热力站换热器一次侧回水管上设置回水加压泵，代替阀门完成流量调节的供热系统。

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An automobile corporation put cars into market in 2001.In Hainan province, it was found that some of the cars had cracks in the root part of the return fuel pipe seat of the locking cap of the fuel supply system fuel-tank and the fuel seeped.

某汽车公司2001年底投放市场的轿车，在我国海南使用中有个别车的油箱锁紧盖回油管座根部出现裂纹，存在燃油渗漏故障。

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The main reasons of GK 1G Series diesel shunting locomotive lubricating oil dilution were found to be long locomotive idling time, return pipe leakage, poor injector atomization quality and delivery pump seal.

通过对GK1G系列调车内燃机车机油稀释原因的分析，发现主要是由于机车怠速时间长、喷油器雾化质量差及回油管漏油、输油泵密封不良等因素造成。

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The New Chemical Cleaning Process of Lithium Bromide Refrigeration Unit Return Pipe

溴化锂制冷机组回水管化学清洗新工艺

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A return pipe is arranged between the reclaimed water tank and the water-air pump.

中水箱与水气两用泵之间设有回水管。

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Analysis the minimum protection potential value on heat-supply pipeline imposing cathodic protection, determine the pattern of water supply and return pipe imposing cathodic protection.

分析供热管道施加阴极保护的最小保护电位值，确定供、回水管同时施加阴极保护的方式。

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Repairing Return Pipe of Water Vessel in Coal Gas Generator

煤气发生炉水锅回水管维修

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Used for the return pipe from oil separator the flow of lubricant in road condition.

用于来自油分离器的回油管路中润滑油的流动状况。

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