套阀 meaning in English
sleeve valve
sleeving valve
slide valve
sliding valve
Examples
- Quality is designed into the series 42 ( wafer ) and 44 ( lug ) butterfly valves , utilizing the phenolic - backed cartridge seat pioneered by crane
系列42 （平板）和系列44 （吊耳）蝶阀贯彻“质量第一”设计原则，采用美国克雷恩首创的酚醛制成的衬套阀座。