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lower valve
meaning in English
下贝壳
下阀
下方值
Examples
Air valve is made up of upper valve seat ,
lower valve
seat , 5 kinds of accurate valve slice and 25 springs
该气阀是由上阀座、下阀座及大小5种精密阀片和25个弹簧等零件组成。
Related Words
lower value closing contact
lower value seat
lower valve body
lower variation
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