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    2. 里氏硬度塊

      里氏硬度塊

      2020/2/6   0

      • 里氏標準硬度塊

      里氏硬度塊規格:
      (490-570)HLD
      (590-670)HLD
      (750-830)HLD

      尺寸:
      Φ90×55

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