blowback是什么意思

网络释义

用法例句

The Research of Stope Blasting Parameter in Sublevel Caving Method with Large Space between;

大间距无底柱分段崩落法回采爆破参数的研究

A Study on Blasting Parameter Optimization of Mis-deep Hole Mining Method in Kaiyang Phosphorite Mine;

开阳磷矿中深孔回采爆破参数优化试验研究

The Mining Blasting Soot Behavior Simulation and Optimizing of Ventilation Purification;

回采爆破烟尘行为模拟及通风净化优化

Long Borehole Blasting Mining Technique of Unmanned Operated Coal Mining Face

无人作业工作面长孔爆破落煤回采工艺

shotgun marriage [ wedding ]

【采矿】不平衡爆破的炮眼

The Application of Heterogenous Interface Control-blasting Techniques in the Mining of High-level Pillars at Anqing Copper Mine

异质界面控制爆破技术在安庆铜矿高阶段矿柱回采中的应用

Probe into Improving Recovery Ratio of Caving Coal at π Steel Beam Caving Coal Face by Deep Hole Pre-Fracture Blasting

深孔预裂爆破提高π型钢梁放顶煤回采率可行探讨

Application of Roof Deep-hole Pre-splitting Blasting Technology While Working Face Crossing Coal Pillar

顶板深孔预裂爆破在回采工作面过煤柱中的应用

Quarrying Granite with Water Split by Detonating Fuse Blasting

导爆索水压劈裂爆破开采花岗岩石材

Abstract The rational parameters of inducer shotfiring with medium length boreholes to prevent outburst in coal face was probed and the shotfiring results and the effective influencing radius was examined.

探讨了中深孔松动爆破防止回采工作面煤与瓦斯突出的合理参数，考察了爆破效果及有效影响半径。

Study on Prediction of Block Zoning and Block Size in Quarry Blasting

采石场爆破块度分区及块度预测研究

Probe into Bench Blasting Technology on Jiujialu Mining Area

九架炉采区露天矿台阶爆破技术探索

Study on the Blast Seismic Effect in Fenyi Dolomite Mine

分宜矿白云石采场爆破震动测试研究

The Identifying Method of the Blasting Vibration Destruction Scope on the Resident Houses about the Quarry

采石场周边民房爆破振动破坏范围的鉴定方法

To obtain(stone) from a quarry, as by cutting, digging, or blasting.

采石如通过挖掘、切割或爆破从采石场获取（石料）

Influence of Mined-area on Seismic Effect of Metal Mine' s Underground Stope by Blast

采空区对金属矿地下采场爆破地震效应的影响

Application of Chamber Blasting for Opencast Working Instead of Underground Working in Coal Mine with Fire(Down)

硐室爆破在火区煤矿井采转露采中的应用(下)

Blasting reverberated by quarry walls.

采石场的墙壁回响着爆炸声