短語(yǔ)詞組短語(yǔ)bypass cut -off valve 旁通切斷閥bypass blow -off valve 旁通放汽閥HP bypass T -way valve 高加旁路三通閥high -pressure bypass valve 高旁閥feed -water bypass regulating valve 給水旁路調(diào)節(jié)閥 返回 bypass-valve