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Hardness test of roll Shore Hardness Gauge KAIRDA NDT290S cast steel roll, forged steel roll, cast iron roll图片
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Hardness test of roll Shore Hardness Gauge KAIRDA NDT290S cast steel roll, forged steel roll, cast iron roll
  • Hardness test of roll Shore Hardness Gauge KAIRDA NDT290S cast steel roll, forged steel roll, cast iron roll