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致力于水工業閥門的研發與制造—SINCE 1988

  • D943H-10/16/25/40C電動硬密封偏心蝶閥

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  • D643H-10/16/25/40C氣動硬密封偏心蝶閥

  • D341X-10/16Q法蘭軟密封中線蝶閥

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