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乙炔

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a-xê-ti-len; acetylene

acetylene; ethyne [ 相关词条 ] 乙炔灯 [名] acetylene lamp 乙炔发生器 [名] acetylene generator/producer 乙炔焊 [名] acetylene welding 乙炔黑 [名] acetylene carbon black 乙炔瓶 [名] acetylene cylinder 乙炔气 [名] acetylene gas

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