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    1. 四角塞頭
      規格LHDR材質
      DN6



      201
      304
      316
      DN81510138
      DN1016111711
      DN1523152114
      DN2026172620
      DN2529193327
      DN3232214135
      DN4034224740
      DN5038255953
      DN6543287466
      DN8045308778
      DN100



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