We propose a new mining method: point-pillar paste filling based on the combined advantages of room-pillar method and backfilling.
将房柱式开采和膏体充填开采的优点相融合，提出了点柱式膏体充填采煤方法。
Bolting manual pillar and room method is a good future method of mining Mn ore body of medium thickness and small pitch.
人工柱锚杆房柱法是一种有前途的开采中厚缓倾斜锰矿床的采矿方法。
The practice cf mining room first and then pillars by overhand cut and cemented fill is widely used in China, but the condition for pillars recovery in later period is normally worse.
先房后柱的上向分层胶结充填法在我国应用较为广泛，但矿柱后期回采条件较差。
The theoretical formulas are developed and applied to the prediction of the rock mass displacements and deformations due to underground mining by pillar-and-room method in mountain areas.
在实测资料统计分析基础上，建立了高陡山区房柱法地下开采岩体移动变形预测分析模型，并给出了岩体变形破坏的极限值。
Aiming at the problem of drought and water shortage in north Shaanxi, we analyzed principles for designing room and pillar water-preserved mining method.
针对陕北干旱缺水的实际，分析了房柱式保水开采的设计原则。
Lead door is mainly used for blocking the radiation through the import and export, commonly used in the hospital room, and in mining area.
铅门主要用于需阻挡射线通过的进出口，常用于医院、机房和矿区中。
By the use of equipment for the China University of Mining and provided CNC Room sieve air jig, indicators of control is very stable.
所使用设备为中国矿业大学提供的数控筛下空气室跳汰机，指标控制非常稳定。
The main technology to realize high production and high efficiency in abroad is fully mechanized long-wall mining for a single seam or room-and-pillar mining.
国外高产高效矿井建设是以单一煤层长壁和房柱式综合机械化为主要开采技术。
Room-and pillar mining method with small room and pillar.
小矿房、小矿柱的房柱法。
By using Boolean calculation to carry on the model analysis according to the present DEM data, we find that the Meilinggou mining area still has an enormous room for development.
通过利用布尔运算对现有DEM数据的地表进行建模分析认为煤岭沟矿区依然具有巨大的开发空间和价值。
Wood structure in natural lighting, the mining scene on the edge, making the design of interior room for more.
原木结构在采光、采景上的优势，使得室内的设计有更大的发挥空间。
According to mining condition in Xinli mining area, the room and pillar filling method for large and thick ore-body is determined after research.
根据新立矿区开采技术条件，研究确定对厚大矿体采用分矿房矿柱分层充填法开采。
This paper analyze the problems of expanding mining caving lightly set-up room with traditional shield support, it took the influence to join caving lightly workface.
分析了在复杂的地质条件下 ，采用传统的架棚支护在扩掘大断面轻放切眼中出现的问题 ，给轻放工作面衔接带来的影响。
This paper analyze the problems of expanding mining caving lightly set-up room with traditional shield support, it took the influence to join caving lightly workface.
分析了在复杂的地质条件下 ，采用传统的架棚支护在扩掘大断面轻放切眼中出现的问题 ，给轻放工作面衔接带来的影响。
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