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採石場岩石割工

建設・採掘職 · 職務スキル・コンピテンシー · SOC 47-5051

並び替え
O*NET の 3 件の代表的タスク
  • //Locate grain line patterns to determine how rocks will split when cut
  • //Remove pieces of stone from larger masses, using jackhammers, wedges, and other tools
  • //Insert wedges and feathers into holes, and drive wedges with sledgehammers to split stone sections from masses
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