1) governor oil pump relief valve
调速器油泵安全阀
2) governor oil pressure relief valve
调速器油压安全阀
3) oil pump relief valve
油泵安全阀
4) propulsion pump charge relief valve
推进器油泵充注安全阀
5) governor control safety valve
调速器控制安全阀
6) brake oil relief valve adjustment
制动器油安全阀调整
参考词条