1) non-conventional type column head
异形柱柱头
2) Stigma shape
柱头形态
3) cylindrica head
圆柱形头
4) bell of capital
钟形柱头
5) l head
l 形柱头
6) irregular pillar
异形煤柱
1.
Stress evolution of an irregular pillar protected roadway system remained along goaf in fully mechanized top-coal caving mining field;
综放沿空异形煤柱留巷系统力学场演化规律
2.
The control technique is proposed and employed through reinforcing irregular pillar in its two sides, installing a row of hydraulic prop and anchoring of roof strata which ha.
提出并实施了以加固沿空异形煤柱为主、悬承锚网支护留巷圈为辅的综合控制技术,形成了对受采动影响的巷道进行机理明确、在关键部位和关键时期进行有效控制的技术体系,并在理论上揭示了异形煤柱不同宽度处巷道支护的作用机理。
补充资料：异形断面钢材(见异形断面型材)
异形断面钢材(见异形断面型材)
special section steel
，一、u以uu、’“飞豆on gQngC01异形断面钢材(speeial Seetion steel)见异形断面型材。
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