“管壁相对粗糙度”概念、定义、翻译-科学时代

单词	管壁相对粗糙度
释义	市政工程词汇手册 relative roughness of pipe inside surface 管壁相对粗糙度
随便看	unit-load method unit load method unit load transport system unit magnetic pole unit manager unit margin variance unit mass unit mass unit matrix unit matrix unit matrix unit matrix unit membrane unit membrane unit membrane unit metal consumption unit normal variate unit-noun unit of account unit of account unit of account unit of account unit of account bond unit of analysis unit of area

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。

relative roughness of pipe inside surface