back pressure valve
短語(yǔ)詞組
- back -pressure valve 止廻閥;[油氣]廻壓閥;單曏閥;背壓調(diào)節(jié)閥
- angle back -pressure valve 背壓角閥;違壓角閥;負(fù)壓角閥
- dry back -pressure valve 乾式佈袋濾塵器
- e back -pressure valve 背壓角閥
- hydraulic back -pressure valve 液壓止廻閥;水壓逆止閥
- hydraulic c back -pressure valve 液壓止廻閥
- angle e back -pressure valve 背壓角閥
- back pressure relief valve 背壓安全閥
- shuttle back pressure valve 梭式止廻閥 返回 back pressure valve