power operated relief valve 动力操作卸压阀
·2,447,543篇论文数据，部分数据来源于NoteExpress
There are four types for PWR pressure-relieving devices: direct acting safety valve, pilot-operated pressure relief valve, power-operated pressure relief valve and safety valve with auxiliaries.
PWR的压力释放装置主要有四种类型：直接作用式安全阀、先导操作压力释放阀、动力作用式压力释放阀和具有辅助装置的安全阀。
youdao
应用推荐
模块上移
模块下移
不移动