此外，在紧急情况下可将焊炬上的乙炔胶管拔下来。

In addition, in case of emergency can be acetylene torch on the pull down hose.

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他离开的时候忘记关掉气焊焊炬了。

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

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一名焊工的成套工具包括焊钳、焊炬、面罩、手提式焊条加热箱和测温笔。

A welder's kit contains electrode holder, welding torch, helmet shield, portable electrode heating box and temperature measuring pen.

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