checking valve是什么意思
中文翻译止回阀，逆止阀
网络释义
1)checking valve,止回阀，逆止阀2)CHKV (check valve),止回阀，逆止阀3)NRV (non-return valve),止回阀，逆止阀4)non-return valve,止回阀，逆止阀，单向阀5)reflex valve,单向阀，止回阀，逆止阀6)back pressure valve,止回阀，逆止阀;背压阀;回压阀7)check valve,止回阀，逆止阀，单向阀，检验阀8)back valve,回动阀,止回阀,逆止阀,单向阀9)check valve,止回阀10)check valve,止回阀组用法例句
Manufacture of great size check valve body seal surface;
大口径止回阀阀体密封面加工
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
The model and application of check valve in power plant;
电站止回阀的选型及应用
