Engilsh-Chinese and Chinese-English dictionary of mechanical and electrical engineering A Chinese-English dictionary of mechanical and electric engineering English-Chinese and Chinese-English dictionary of environmental engineering 并列题名A Chinese-English dictionary of mechanical and electric engineering English-Chinese Chinese-English dictionary of electrical machinery English-Chinese Chinese-English glossary of mechanical engineering English-Chinese and Chinese-English dictionary of ship engineering English Chinese and Chinese-English dictionary of enviromental science and engineering English-Chinese Chinese-English scientific-technical glossary for electrical engineering English-Chinese Chinese-English dictionary of intellectual property