Drain line: the hydraulic components leaked oil into the return pipe or tank.

泄油管路：将液压元件泄露的油液导入回油管或油箱。

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The invention provides an oil return pipe used for automobile power steering and a manufacturing technique thereof.

本发明提供了一种汽车动力转向用回油管及其制造工艺。

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The bottom of the water tank is connected with a water return pipe which is provided with a water return valve and is communicated with the steam pipe.

水箱底部连接有回水管，回水管上装有回水阀并且和蒸汽管连通。

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To be sure, with intermediate-term munis earning 4% and Cisco (nasdaq: CSCO - news - people ) not doing so well, the 7% return may be a pipe dream.

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If Cablevision officials could speak candidly, they might express some sympathy for their soon-to-be competitors--the cable industry went through the same process 20 and 30 years ago, when it first secured franchise agreements, offering towns incentives like community access channels in return for the right to pipe TV into their homes.

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Inside the riser pipe is a space about half a meter in diameter, large enough to hold the spinning drill pipe and bit and to allow the return flow of drilling fluid.

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