“泵机械效率”概念、定义、翻译-科学时代

单词	泵机械效率
释义	化工词汇手册泵机械效率 pump mechanical efficiency
随便看	printing printing printing printing printing printing printing and dyeing printing and mailing printing cost printing cycle printing down printing down printing down printing-form production printing frame printing house printing house printing-in Printing Industries Research Association (PIRA) printing ink printing ink printing ink printing machine printing mottle printing office

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。