1.
Sum up the experiences of high yield and efficiency face at big angle blasting mining face
大倾角炮采工作面高产高效经验总结
2.
Support Density Calculation and Roof Management in Blast Mining Face
炮采工作面支护密度计算及顶板管理
3.
Research on Law of the Presentation of the Mine Pressure with caving-working-face
炮采放顶煤工作面矿压显现规律研究
4.
TECHNOLOGY FOR MINE OF HIGH EFFCIENCY ON SAFETY IN THE SINGLE HYDRAULIC PROP CANNON COAL FACE
单体液压支柱炮采面安全高效开采技术
5.
Practice of "Two Wining and One Caving" Technique on Blasting and Top-coal Caving Working Face
“两采一放”工艺在炮采放顶煤工作面的实践
6.
Thin seam mining coal face pressure gun control and production safety
薄煤层炮采工作面矿压控制与安全生产
7.
Gun thin seam mining face fracture management and production safety
薄煤层炮采工作面裂隙管理与安全生产
8.
Study on Laws of Rock Pressure Appearance at Blasting Caving Coal Face in Hezhuang Coal Mine
何庄煤矿炮采放顶煤工作面矿压显现规律研究
9.
Study on Strata-pressure Behavior in Blasting Face of Soft Seams with Large Inclined Angle
大倾角松软煤层炮采工作面矿压显现规律研究
10.
Designing Project of Double-hydraulic Prop Support Program in Mining Face
双联单体液压支柱在普采和炮采工作面的支护方案设计
11.
Application of Spillplate in The Way of "Folding,Hanging" at Blasting Mining Working Face in Compound Mining Coal Seam
折叠、悬挂式挡煤板在复采煤层炮采工作面的应用
12.
Success Practice of Realization of Safe Super Quality and Effective Man-Made Regenevation False Roof of Working Surface;
人工再生假顶炮采工作面实现安全优质高效生产的成功实践
13.
Blasthole logging and supervision of blasthole sampling.
记录炮眼数据，并监督炮眼采样工作。
14.
shotgun marriage [ wedding ]
【采矿】不平衡爆破的炮眼
15.
Anti-aircraft Gun Simulation System for Simulation-based Acquisition
支撑基于仿真的采办的高炮仿真系统
16.
8-channel Integrated Cannon Shock Wave Data Acquisition System
8通道集成式炮口冲击波数据采集系统
17.
They are mortars, howitzers, cannons, long-range artillery, rocket guns and self-propelled guns.
是迫击炮、弹炮、浓炮、程火炮、箭炮、行火炮。
18.
Since the crater-hole breakage is of great importance, it can be advisable to use a larger drill hole than the others in the raise.
由于漏斗炮眼的爆破效果非常重要，故天井爆破宜采用较大的炮眼直径。