safety valve的例句大全

Ball check valve A too narrow sealing surface of the lamella combined with the improper material quality of the lamella is the main cause affecting the annular scars on the safety value.

阀瓣密封面过窄与阀瓣材质的选择不当，是影响安全阀环形伤痕的主要原因。

Safety Valve, Ball Valve, Needle Valve, Y-type Cylinder Control Valve, Y Cylinder Valve, Check Valve Cock.

采购产品安全阀, 球阀, 针形阀, Y型气缸控制阀, y筒形阀, 止回阀.

Two-step Breathing Valve Can Ensure the Safety of Oil Tank

两级式呼吸阀能保证油罐呼吸安全

Safety valve on the structure forms can be divided into spring-loaded, lever-type weights, the pilot-style .

安全阀按结构形式可分为弹簧 式 、 杠杆重锤式 、 先导 式.

The safety valve shall feature a raised seat and non-mechanical disc alignment.

安全阀必须配置凸出的阀座和 非 机械式阀瓣排列.