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- 自动循环泵保护阀automatic recirculation valve for pump protection
- 气压传动系统用失压保护阀Decompression protection valve used for pneumatic transmission system
- 保护to defend
- 分离器(带有过滤器,止回阀及气相安全保护阀)SEPARATOR (with filter, return valve, security and protective valves of gaseous phase)
- 防尘罩和轴套保护阀杆不被污物、灰尘和沙粒伤害Dust cover and sleeve protect stem threads from dirt, dust and sand
- 牵引车tractor
- 阀valve
- 保护模式protected mode
- 电磁阀solenoid pilot actuated valve
- 保护的lee
- 闸阀gate(brake; shutoff; shut-off) valve
- 环境保护protect the environment
- 球阀ball plug
- 保护措施safeguard
- 截止阀disconnecting valve
- 保护装置protector
- 阀值threshold values
- 单向阀holding valve
- 继电保护relay protection
- 阀芯case