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请打开乙炔气瓶。Please open the acetylene bottle.

丙二烯是甲基乙炔的一种异构体。Allene is an isomer of methyl acetylene.

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甲基乙炔的一种异构体。Allene is an isomer of methyl acetylene.

指乙炔和氧的混合物或者使用乙炔和氧的混合物。of or using a mixture of acetylene and oxygen.

乙炔是简单的窒息物和麻醉剂。Acetylene is a simple asphyxiant and anesthetic.

四川维尼纶厂以天然气为原料生产乙炔。Sichuan Vinylon Works produces acetylene from natural gas.

戴维不负重望，很炔就制出这种气体。David does not live up, it is such a system on acetylene gas.

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它一般用于电石气钢瓶。Thellos device is most commonly found on acetylene cylinders.

乙炔管道推荐使用钢和熟铁。Steel and wrought iron are recommended for use in acetylene piping.

一盏电石灯在咖啡馆的角落里闪烁不定。In a corner of the café, an acetylene lamp gives a flickering light.

为了防止乙炔的再分解，必须对高温气体产物进行急冷。And quenching processing is needed to stop acetylene from dissociating.

通过水同电石的反应生产乙炔。Acetylene is manufactured by the reaction of water with calcium carbide.

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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.

机枪在黑暗中吐出一道凶厉的白光，活象一支喷火的乙炔吹管。In the darkness the machine gun spat a vindictive white light like an acetylene torch.

机枪在黑暗中吐出一道凶厉的白光，活象一支喷火的乙炔吹管。In the darkness, the machine gun spat a vindictive white light like an acetylene torch.

机枪在黑暗中吐出一道凶厉的白光，活象一支喷火的乙炔吹管。In the darkness, the machine gun spat a vindictive white light like an acetylene torch.

然后用水急冷使气体冷至约200℃，准备随后回收乙炔。Then a water quench cools the gas to about 200℃, ready for subsequent acetylene recovery.

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在干电池中用膨胀石墨代替乙炔黑作为电芯材料。The expansion graphite replaced acetylene black as electrical core material in dry battery.

迄今为止，NVP的合成方法主要包括乙炔法和非乙炔法。So far, the ways of synthesizing NVP manly include acetylene method and nonacetylene method.

湿乙炔会在在铜、70-30黄铜和铝铜上生成爆炸性乙炔化物。Wet acetylene will produce explosive acetylides on copper, 70-30 brass, and aluminum-bronze.