Home / Standards / GB 2885.3-81 GB 2885.3-81 Basic parameters and dimensions of single-side curved rolling side-dump mine car for metal mines 金属矿单侧曲轧侧卸式矿车基本参数及尺寸 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A