美国每年生产的乙炔的大约80%用于化学合成。
Approximately 80% of the annual acetylene production of the United States is used for chemical syntheses.
报道了溶剂对钯催化的叔丁基乙炔低聚反应化学选择性的调控作用。
A novel solvent-controlled chemoselective palladium-catalyzed oligomerization of tert-butyl acetylene was reported in this paper.
提出用空气乙炔原子吸收光谱法进行电化学浸渍液乙醇溶液中镍含量的测定。
The air acetylene atomic absorption spectrometry is used for measuring the nickel content in hydrogen battery electrochemistry impregnate ethanol solution.
德国化学家弗里德里希·维勒首次制备出碳化钙，随后他以此获得乙炔。
Calcium carbide, from which he later obtains acetylene, first made by German chemist Friedrich Wohler.
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。
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。
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.
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