GB/T 33921-2017地下轮胎式采矿车辆制动系统的性能要求和试验方法国家标准
英文:Underground rubber-tyred mining machines—Performance requirements and test procedures for brake systems GB/T 33921-20...
英文:Underground rubber-tyred mining machines—Performance requirements and test procedures for brake systems GB/T 33921-20...
英文:General matching specification for fully-mechanized top coal caving mining longwall face GB/T 37811-2019介绍: 国家标准《综采放顶...
英文:General matching specification for fully-mechanized coal mining face in deeply inclined coal seam GB/T 37809-2019介绍: ...
英文:Design specification for conventional power supply system in fully-mechanized mining and top coal caving mining face ...
英文:General specification for intelligent dust fall system in fully-mechanized mining and top coal caving mining face GB/...
英文:General matching specification for large cutting height mining face GB/T 37810-2019介绍: 国家标准《大采高综采工作面总体配套技术条件》由603(中国煤...
英文:General matching specification for fully-mechanized top coal caving mining face in deeply inclined coal seam GB/T 378...
英文:Technical specification for remote power supply system in fully-mechanized mining and top coal caving mining face GB/...
英文:General matching specification for fully-mechanized mining face in thin seam GB/T 37806-2019介绍: 国家标准《薄煤层综采工作面总体配套技术条件...
英文:General matching guideline for fully-mechanized mining face GB/T 37771-2019介绍: 国家标准《煤矿综采工作面总体配套导则》由603(中国煤炭工业协会)归口上报及...