1) propulsion pump charge relief valve
推进器油泵充注安全阀
2) propulsion pump charge relief valve pressure test
推进器油泵充注安全阀压力试验
3) charge pump relief valve
充油泵安全阀
4) charge pump relief valve inspection
充油泵安全阀检查
5) vibration pump charge relief valve
振动泵充油安全[泄压]阀
6) propel relief valve
推进安全阀
参考词条