stacked unidirectional valve 叠加式单向阀
unidirectional valve patch 单向活瓣式补片
stacked unidirectional throttle valve 叠加式单向节流阀
The unidirectional valve comprises a unidirectional valve sleeve, a valve core, a valve seat and a spring.
单向阀由单向阀套、阀芯、阀座和弹簧构成。
Paper has introduced the design course for material unit, detecting unit and processing unit of the unidirectional valve body of production line mainly.
论文主要介绍了生产线单向阀阀体的供料单元、检测单元和加工单元的设计过程。
One end of the windpipe is connected with a unidirectional inflating valve.
气管的一端与单向充气阀连接。
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