methyl ethyl ketone是什么意思及反义词

例句:例句:双语英语1. 1.The production technology and development of methyl ethyl ketone at home and abroad are introduced and its present production situation and market demand are analyzed also. 介绍国内外甲乙酮生产技术及发展，并对国内外的生产现状和市场需求进行分析。 www.ceps.com.tw 2. 2.The quantitative account shows that the diffusivity increases 4%-7%, magnetic field have no effect on the molecular mass-transfer process of benzene, toluene, acetone and methyl ethyl ketone in the air. 定量计算表明,其扩散系数提高4%～7%。磁场对苯、甲苯、丙酮及甲基乙基酮在空气中的分子传质过程基本无影响。 双语英语1. 1.The production technology and development of methyl ethyl ketone at home and abroad are introduced and its present production situation and market demand are analyzed also. 介绍国内外甲乙酮生产技术及发展，并对国内外的生产现状和市场需求进行分析。 www.ceps.com.tw 2. 2.The quantitative account shows that the diffusivity increases 4%-7%, magnetic field have no effect on the molecular mass-transfer process of benzene, toluene, acetone and methyl ethyl ketone in the air. 定量计算表明,其扩散系数提高4%～7%。磁场对苯、甲苯、丙酮及甲基乙基酮在空气中的分子传质过程基本无影响。