column charge

Distribution of explosive energy consumed by column charge in rock;

岩石中柱状装药爆炸能量分布

In the light of the blasting characteristics of column charge in rock,the mechanism of producing remainder length of hole is analysed and quaisburden of column charge is put forward.

首先分析了柱状装药的爆破作用特性，在此基础上探讨了残孔形成的机理；提出了柱状装药等效抵抗线的概念，并以此为据建立了残孔长度的近似计算公式；然后进行了垂直单孔柱状装药爆破漏斗的模型试验研究，以此验证理论分析的正确性和计算方法的合理性。

Simulation Study on Stress Field of Cylindrical Charge by Different Initiation;

柱状药包爆炸应力场模拟研究

Recognition to tubular cartridge and average inner and outer diameter measurement;

管状药柱识别及平均内外径检测

Numerical simulation of cylindrical charge damaging concrete medium;

柱形装药爆炸破坏混凝土的数值模拟分析

According to the non-sphericity characteristic of shock wave surface at close-field after cylindrical charge with end boost exploring under water,the propagation of shock near-field is recorded by frame camera within 36 μs after blasting,and the shape of shock on diverse time and situation is analyzed.

针对端面起爆柱形装药水中爆炸近场冲击波阵面呈现非球形传播的特点,采用分幅相机记录了炸药起爆36μs内近场冲击波的传播情况,分析了冲击波在不同时间和不同位置的形状;采用两台高速扫描相机测量了侧边任意一点的冲击波速度,结合Rankine-Hugoniot关系,得到了冲击波阵面的压力;同时用LS-DYNA方法对侧边任意一点的压力进行了数值模拟,两者得到的结果基本一致。

Numerical Simulation of Detonation in Cylindrical Explosives in Driving Tube

驱动管中柱状装药爆轰过程的数值模拟

THE IMPORTANCE OF IMPROVING BLASTING QUALITY BY SETTING THE POSITION OF PRIMARY EXPLOSIVES IN THE STRUVTURE OF COLUMN CHARGE

柱状装药结构起爆药位置的设置对提高爆破质量的重要性

Theoretical Analyses and Model Experiment of Water Layer Radio and Time of Blasting Action in Column Charge Blasting;

柱状装药结构下水垫层厚度与爆破作用时间的数理分析和模拟试验

Distribution of Explosive Energy Consumed by Coupling Column Charge in Rock;

岩石在柱状耦合装药作用下的爆炸能量分布

A cylinder that contains a movable piston.

活塞筒装有可移动的活塞的圆柱状物

a cylindrical log with a distance-registering device.

带有远距离寄存的装置的柱状测速器。

decorated flutings

用花、叶形状装饰柱面凹槽饰纹

Design and research on pole impact test device

柱状碰撞实验及其装置的设计与研究

China’s Ammunition Charging and Assembly Technique Situations and Development Countermeasures

我国弹药装药装配技术现状及发展对策

"cartridge:a cylindrical, usually metal casing containing the primer and charge of ammunition for firearms."

弹药筒:一种盛装火器的雷管和弹药的圆柱形金属筒。

A cylindrical, usually metal casing containing the primer and charge of ammunition for firearms.

弹药筒一种盛装火器的雷管和弹药的圆柱形金属筒

Research on the Breaking Tenacity of Solid Rocket of Different Storage

不同贮存期固体火箭发动机装药或药柱断裂韧性试验研究

Study on the Attenuation Law of Explosion Stress Wave in Rock of Cylinder Charge;

柱状药包在岩石中爆炸应力波衰减规律的研究

A spurlike device used in gripping a tree or pole in climbing.

防滑钉一种钉状装备，在攀登中用来抓住树或柱

NANOSTRUCTURES FROM CYLINDER-FORMING BLCOK POLYMERS SELF-ASSEMBLE UNDER CONFINED STATES

本体柱状的线形嵌段共聚物在受限状态下的自组装结构

a tube filled with powder (as a broken firecracker) that burns with a fizzing noise.

爆炸时有嘶嘶声的装有火药的管状物。

The Market Conditions of Medicine in Disguise and Cognition Survey on Consumers

“乔装药品”市场状况及消费者认知调查

Development Status of Production Process and Equipment of Flux-cored Welding Wire

药芯焊丝生产工艺及装备的发展状况