China National Standards

China coal—Image GB Standards List

  •  China "coal—Image" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 40485-2021 Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method
    煤的镜质体随机反射率自动测定 图像分析法    		 China National Standards
    coal—Image
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