The testing method and the results of air dynamic fieldtest are introduced for the reform of the high pressure oil boiler to burn oil and torch gas appended at the same time.

介绍了高压油炉掺烧火炬气改造工程中空气动力场试验的方法和结果，分析了存在的问题，提出了解决问题的建议。

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He forgot to turn off the gas torch when he left.

他离开的时候忘记关掉气焊焊炬了。

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This paper analyses the usage of LGK series of air plasma arc cutting machine, and enumerates the causes and solutions of striking arc, main circuit, gas path and cutting torch breakdown.

分析了LGK系列空气等离子弧切割机的使用方法，例举了其引弧故障、主电路故障、气路故障、割枪故障产生的原因和解决方法。

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Locog aim to sell torchbearers the actual torch they ran with, once the gas canister has been removed and the burner system disabled.

BBC: London 2012: Bearers charged to own Olympic relay torch

"Prior to the electricity, we came in and had to come with a torch or a candle and light your gas, if you had gas, light your candles, " he said.

BBC: Not seeing the light at Downhill