1) coal relieved
煤体卸压
2) stress relaxation groove of coal tunnel
煤巷卸压槽
1.
The research work shows that the condition of outburst prevention instress relaxation groove of coal tunnel depends on the size of stress .
本文应用弹塑性力学、相似理论、岩体力学等知识，探讨了煤巷卸压槽的防突作用机理；并进行了实验室的模拟试验，得出了煤巷卸压槽开挖后煤体周围应力分布状态。
3) coal mass fracture
煤体压裂
1.
By means of large sized coal sample of 300 mm×300 mm×300 mm, the process of coal mass fracture is studied systematically.
通过对 30 0mm× 30 0mm× 30 0mm的大煤样压裂实验 ,系统研究了煤体压裂过程 ,并运用宏观损伤力学原理 ,建立了煤体压裂本构方程和破碎块度分布公式。
4) a seam below water bodies
水体压煤
5) coal off loading
卸煤
1.
The theory of moving coal off loading technique is studied, the fundamental principle and technical parameter including coal off loading capacity, the shortest time of control circulation, movable door stress, power of complete equipment and so on was analysed, and the equipment used to improve anthracite lump coal yield is developed.
对垂直煤仓整体溜动卸煤技术的理论进行了探讨，分析了该技术的基本原理和技术参数。
6) full hydraulic side-dump coal-loader
全液压侧卸式装煤机
1.
This paper introduces main features and applicability of the new generation of crawler trackless loading device,ZMC-30 full hydraulic side-dump coal-loader,expounds in detail the application of this machine in Datong Coal Mine Group,and puts forward some suggestions connecting with the actual situation.
介绍了新一代履带行走无轨装载设备ZMC—30型全液压侧卸式装煤机的主要优点及适用范围,详细阐述了该机在大同煤矿集团公司矿井的应用情况,并结合实际情况提出了几点建议。
补充资料：标准煤(见煤当量)
标准煤(见煤当量)
standard coal
、~‘~1人、4《1工兀飞coal)见煤当等
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条