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Terms for subject Oil / petroleum containing single-acting | all forms | exact matches only | in specified order only
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single acting circulation valve单向循环阀
single acting compressor单作用压缩机
single acting pump单动泵
single acting slide valve单动滑阀
single acting triplex plunger pump单作用三缸泵
single acting triplex slush pump单作用三缸泥浆泵
single-acting pump单作用泵