“gear wheel metering pump”的概念、定义、翻译、参考文献-科学参考

单词	gear wheel metering pump
释义	gear wheel metering pump 齿轮计量泵
随便看	special nuclear material special observation special offer special oil special operation exception special order cost system special order for goods special orders special outlay special paint used on vehicle only special partners special pathology special pattern special performance special permission export special perturbation special physical examination special piece special pipe special pipe cross special pipe plug special plane special planting special plaster special policy

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。