1) width of narrow pillar
窄煤柱宽度
2) The optimized Width of Narrow Coal Pillar
窄煤柱最佳宽度
3) coal pillar width
煤柱宽度
1.
the Study and apply of the coal pillar width Parameter in along stull tunnel;
沿空巷道煤柱宽度参数的研究与应用
2.
Influenced of coal pillar width on deformation and fracture of gateway surrounding rocks in fully mechanized top-coal caving mining;
煤柱宽度对综放回采巷道围岩破坏场影响分析
3.
Effect of coal pillar width on the stress distribution law of surrounding rocks in fully mechanized top-coal caving mining face;
煤柱宽度对综放面围岩应力分布规律影响
4) Width of coal pillar
煤柱宽度
1.
Design of rational width of coal pillars in gateways in gently inclined shallow coal seams
浅埋缓斜煤层回采巷道合理煤柱宽度设计
5) coal-pillar width
煤柱宽度
1.
Combined with classically shallow coal seam, this paper gave out the reasonable coal-pillar width of mining gates of mainly mining coal seam in Yujialiang, Bulianta and Daliuta mines by observing abutment pressure distribution of coal-pillar.
针对神东矿区的典型浅埋煤层条件,用现场实测煤柱支承压力分布方法,分析给出了榆家梁矿、补连塔矿和大柳塔矿主采煤层回采巷道的合理煤柱宽度范围,对今后回采巷道布置、煤柱宽度以及巷道支护设计,具有工程实用价值和决策指导作用。
6) narrow and small coal pillar
窄小煤柱
1.
During the period of caving coal mining,the coal tunnel pressure is greater with leaving narrow and small coal pillars,the support of driving tunnels along goaf is more difficult during the period of mining.
在放顶煤开采过程中,留窄小煤柱全煤巷道矿压较大,沿空掘巷在回采过程中支护较为困难,运输顺槽支护方式的确定更为显得重要。
补充资料：胎圈过窄、子口窄、圈窄等
分子式：
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
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