Pre-splitting blasting experiments were carried out to obtain normal pre-splitting blasting parameters such as hole diameter, hole space, gun- powder charge line density, and uncoupling factor.
通过大量的预裂爆破试验，得出了适用于该边坡的炮孔直径、炮孔间距、线装药密度、不耦合系数等一系列常规预裂爆破参数。
A fluid bed equipped with an electrode grid to charge powder so that it is deposited on an earthed component.
使用电极栅使粉末充电并沉积在接地的工件上的一种流化床设备。
Advantages: milk powder, non dairy products do not pack. No volume charge. Continued weight according to 0.1kg calculation, price.
优势：奶粉运费，非奶制品不包。没有体积费。续重按0.1KG计算，性价。
The results show that the increase of the milling time, the vibration frequency and the charge ratio can effectively decrease the grain size of the alloy powder.
结果表明：球磨时间延长，振动频率提高和球料比的增大可有效地降低合金粉的晶粒尺寸。
In light of the limited charge in powder, this paper provides a theoretical model of the electrostatic field in a limited space with powder.
本文根据粉体的极限带电量，建立了有限空间的静电场模型。
The wall sticking of dry powder is concerned to geometric figure of cyclone chamber, roughness of wall , velocity of air and static charge.
干粉表面粘附与塔壁的几何形状、粗糙程度、空气流速、静电力等有关。
When charge ratio and milling time were constant, the average particle size of the powder decreased with the increase of rotation speed, while the amount of small size particles increased.
在相同球料比和球磨时间下，粉体平均颗粒尺寸随球磨转速增加而减小，其中的小颗粒数目也增多。
Power particles can be charged highly when they re transported in a pneumatic line, This paper advances a method by which to measure powder particle charge density.
在管道内用气力输送粉状物体，能使粉体粒子带上电压很高的静电。
The process of the explosion dispersion FAE charge and of aluminum powder is investigated through high speed video-photography.
利用高速摄像技术，研究了小药量无约束空间纯铝粉、FAE固体燃料的一次引爆爆炸分散实验过程。
This paper deals with the forming technique of the oblate spherical powder and the feasibility of applying it to the large caliber gun propellant charge with high loading density.
研究了大弧厚球扁药成型工艺及其在大口径火炮高装填密度装药中的应用可行性。
This paper deals with the forming technique of the oblate spherical powder and the feasibility of applying it to the large caliber gun propellant charge with high loading density.
研究了大弧厚球扁药成型工艺及其在大口径火炮高装填密度装药中的应用可行性。
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