China National Standards

China Mining rock drilling GB Standards List

  •  China "Mining rock drilling" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 42082-2022 Mining rock drilling rigs and anchor drilling rigs Safety requirements {译}
    矿用岩石钻机和锚固钻机 安全要求    		 China National Standards
    Mining rock drilling
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