ketene 乙烯酮烯酮,乙烯酮...acetyl ketene 二烯酮...ketene (di)acetal 乙烯酮缩二乙醇...butyl ethyl ketene(BEK) 丁基·乙基烯酮;丁基·乙基乙烯...alkyl ketene dimer 烷基烯酮二聚体...diphenyl ketene 二苯乙烯酮...silver ketene 烯酮银...ethyl ketene 乙基乙烯酮...
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