Acetylene (ethyne) Simplest alkyne, C2H2. A colourless, flammable, explosive gas, it is used as a fuel in welding and cutting metals and as a raw material for many organic compounds and plastics.
乙炔：最简单的炔(C2H2)，无色可燃气体，广泛用作金属焰焊接和切割的燃料，也是合成许多有机化学品和塑料的原料。
Applied with flammable, explosive mixtures workshops, warehouses and other places of material handling, loading and unloading work.
适用于具有易燃、易爆混合物的车间、仓库等场所的物料搬运、装卸工作。
Applied with flammable, explosive mixtures workshops, warehouses and other places of material handling, loading and unloading work.
适用于具有易燃、易爆混合物的车间、仓库等场所的物料搬运、装卸工作。
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