并列题名English-ChineseChinese-English dictionary of chemistry and chemical technology.Chinese-English part English-ChineseChinese-English dictionary of chemistry and chemical technology An English-ChineseChinese-English dictionary of petrochemical industry technology English-Chinese abbreviation dictionary of chemistry and chemical technology English-ChineseChinese-English dictionary of coal chemical industry English-Chinese dictionary of chemistry and chemical technology English-ChineseChinese-English dictionary of sealing technology English-Chinese dictionary of chemistry and chemical engineering English-Chinese Chinese-English dictionary of electrical machinery English-ChineseChinese-English Pictorial Dictionary of Chemical Technical and Equipment