介绍我国综合机械化隧道掘进技术概况，指出国内外技术水平的差距，提出将此项先进技术向各类工程隧道推广应用的建议。
Introducing present situation of Chinese comprehensive mechanization tunneling technology, the difference between domestic and foreign technology is indicated in the paper.
DS J系列可伸缩带式输送机主要用于综合机械化采煤工作面的顺槽运输，也可用于一般采煤工作面的顺槽运输和巷道掘进运输系统。
DSJ series extensible belt conveyor is used to fully mechanized coal mining working face road transportation, and common coal face road transportation and drifting transportation system.
应用推荐