Preliminary discussion on shock pressure on hole wall when water-couple charge blasting in the hole;
炮孔水耦合装药爆破孔壁冲击压力研究
Study of formation and propagation of shockwave with water-uncouple charge blasting in hole;
水不耦合炮孔装药爆破冲击波的形成和传播
The shock wave caused by explosion in a water-filled hole;
炮孔中的水中爆炸冲击波
Essentiality of strengthening to plug blasthole under single free face;
论加强单自由面爆破炮孔堵塞的必要性
Study of Numerical Simulation of Fan-pattern Hole Bottom Distance of Xiaodonggou Molybdenum Mine
小东沟钼矿扇形炮孔孔底距数值模拟研究
Analysis and application of action mechanism of water medium in soaking-hole blast
浸水炮孔爆破水介质作用机理分析及应用
Study on Effect of Symmetry of Wedge-shaped Cutting Hole Angle on Cut Blasting
楔形掏槽炮孔角度对称性对掏槽效果影响研究
Density Distribution of Explosion Energy in Rock Blasting under Different Concentration Coefficient of Hole
不同炮孔密集系数下矿岩爆破能量分布
Blasthole deflection is an severe adverse factor when mining is carried out using large diameter long hole blasting .
在大直径深孔采矿中 ,炮孔偏斜是非常不利的因素。
Numerical Simulation and Theory Study of Blasthole Fracture Controllde Blasting with Two Decoupling Interaction Charge;
炮孔双介质不耦合装药断裂控制爆破理论研究与数值模拟
An energy method for calculate borehole pressure under decoupled charging
不耦合装药条件下炮孔初始压力计算的能量方法
solidly packed tunnel
充填密实的炮眼孔道
Universal Designing Volley of Guns for Perforation by Using EXCEL Skillfully
巧用EXCEL表格实现通用射孔排炮设计
Application of Technology of High Gas Cannon Picking Roof Perforate Gas Administer
高瓦斯炮放面顶板钻孔法瓦斯治理技术应用
Application of Groove Cutting by Medium-length Hole Blasting in Gently Inclined Cracked Orebody
中深孔排炮拉槽在缓倾斜破碎矿体中的应用
Analyzing the Strength of Gun Breech Block and Upgrading the Structure of Gun firing Pin
炮闩闩体击针孔强度仿真计算与结构改进
backfire from a recoilless weapon.
从无后座力武器开口或有孔炮尾后喷的火药气体。
Fault Analysis and Countermeasure of Electricity Pole Firing of Fuel Tank Hole Bracket Nut of Bluebird Car
蓝鸟轿车燃油箱孔支座螺母电极放炮故障分析及对策
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。
a small hole in a fortified wall; for observation or discharging weapons.
在筑堡设防的墙上的一个小孔；这个孔是用来观察外界或向外开枪放炮的。
First you need the boring for the shaft, then install the stern tube into the stern frame, next fit the gun-metal or white-metal bush.
首先要镗孔，然后安装尾轴管，接下来装炮铜或白合金制的轴承套，也叫轴承。
The gun threw a huge shell.
大炮射出一枚巨型炮弹。