The gas box is provided with a gas charging device, a safety device and an accessory fixing device.

气箱装有充气装置、安全装置和附件固定装置。

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Besides, gas charging device could be used to inspect pressure, but gas will be discharged a bit during each inspection.

此外，还可以利用充气工具检查压力，但每检查一次都会放掉一点气体。

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It provided a safety pressure controlling method in the condition of continuously gas injection of parasitical pipe (temporary casing) gas charging approach.

并给出了寄生管(临时套管)充气方式连续注气条件下的安全控压方法。

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Mr Hopkins has also suggested the introduction of an arrangement for charging electric, gas and water companies to work on stretches of road.

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That means cheaper prices, longer range, and a charging experience equivalent to getting gas from the SaveMart.

FORBES: By Jim Motavalli, Mother Nature Network

They would test the card by charging a small amount at a gas station.

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