浅谈煤矿掘进的循环作业方式

Talking about the cyclic operating ways of mine tunnelling

科学地进行掘进循环作业 ,是提高掘进速度、效率的有效方式。文中阐述了掘进循环作业的意义 ,介绍了选择合理的循环作业方式。

Scientific cyclic operation of tunnelling is a n effective way of raising cutting speed and efficency This paper expounds the significance of cycle operation and introduces the basis of selecting reasonable cycle operation way,speed and time.