1) reset check valve
复位止回阀
3) altitude and check valve
水位控制和止回阀
4) check valve
止回阀
1.
Manufacture of great size check valve body seal surface;
大口径止回阀阀体密封面加工
2.
Measure and analysis about the leakage rate in sealing test for metal-seated check valve covered in GB standard;
相关标准对金属密封副止回阀密封试验泄漏率的规定及分析
3.
The model and application of check valve in power plant;
电站止回阀的选型及应用
5) oil check valve
油止回阀
补充资料：复位
①脱位的骨关节回复到原来的部位。②失去地位的君主重新掌权。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条