China National Standards

China Mine Drilling Depth Industry Standards English PDF List

  •  China "Mine Drilling Depth" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    MT/T 1193-2020 Mine Drilling Depth Acoustic Detector {译}
    矿用钻孔深度声波检测仪    		 China Coal Industry Standards
    Mine Drilling Depth
    English PDF

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