“check valve”概念、定义、翻译-科学时代

单词	check valve
释义	市政工程词汇手册 check valve 止回阀，单向阀，止逆阀，单流阀
随便看	refractoriness refractoriness refractory refractory refractory refractory refractory refractory refractory refractory refractory alloy refractory brick refractory brick refractory cement refractory ceramics refractory china refractory clay refractory coating refractory coating refractory concrete refractory concrete refractory fibre refractory fibre refractory fibre refractory inclusion

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。

check valve