“水力直径--液力直径”概念、定义、翻译-科学时代

单词	水力直径--液力直径
释义	机械工程词汇手册 hydraulic diameter 水力直径，液力直径
随便看	ball grinder ball head tripod ball heater ball inclinometer ball indentation test balling Ballinger-Pinchot Controversy balling machine balling up ball-in-tube damper Balliol，John ballista ballista ballista ballistic ballistic armament ballistic bomb ballistic camera ballistic camera ballistic camera ballistic camera ballistic coefficient ballistic constant ballistic coordinate measurement ballistic correction

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。

hydraulic diameter