“换向阀”的概念、定义、翻译、参考文献-科学参考

单词	换向阀
释义	换向阀 Encyclopedia 工学方向控制阀释 directional valve换向阀借助于改变阀芯的位置，来实现与阀体相连的几个油路之间的接通或断开的阀类。
随便看	submillimeter source submillimeter space astronomy Submillimeter Telescope Submillimeter Telescope Observatory submillimeter wave submillimeter-wave astronomy Submillimeter Wave Astronomy Satellite submillimeter wave measurement submillimeter wave propagation submillimeter-wave source submillimetre astronomy Submillimetre Common User Bolometer Array submillisecond optical pulsar submillisecond pulsar submineering subminiature subminiature component subminiature engineering subminiaturize subminimum submission for approval Submit a Poetry Depicting the Cold Wind Blows the Fire and a Letter to Qianpian who Served in the Criminal Department submitted memorials open for discussion submitted official document submitting financial reports to the throne for approval

科学参考收录了854744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。