论文部分内容阅读
放顶煤支架ZF2800/16/124D型是煤矿井下综采工作面的新型支护设备,它有着重量轻、效率高、支撑力强和价格低等优点,有广泛的使用前景,是
The top coal caving support ZF2800 / 16 / 124D is a new type of supporting equipment for fully mechanized mining face in coal mine. It has the advantages of light weight, high efficiency, strong support and low price. It has a wide range of application prospects