装药

The blasting effect of bottom air column charge is studied through a series of crater tests on cement mortar models.

本文通过水泥砂浆模型上的一系列爆破漏斗试验，研究底部空气柱装药的爆破效果，分析了底部空气柱长度变化对爆破作用的影响规律。

Firstly, the dynamic response of model experiment is simulated numerically in the case that TNT explosive is detonated on the upper surface of burster slab, and the results are compared with those of model experiment showing close agreement.

首先分析TNT装药在成层式工事遮弹层表面爆炸时结构的动力响应，并与试验结果进行对比分析，分析结果与模型试验吻合较好。

Automatic recognition technology of cannonball's defect is mainly studied in the paper.

本文主要研究炮弹装药疵病的自动识别问题。

The microstructure and sensitivity of the explosive were analyzed,and the effects of the charge density on detonation velocity and underwater explosion energy were also studied.

分析了炸药微观结构和感度，研究了装药密度对炸药爆速和水下爆炸能量的影响。

The application of cuneiform liner aspects of engineering technology is studied.

目的采用定常理想不可压缩流体力学理论，分析楔形罩在线型聚能装药爆炸中的变形过程，研究楔形罩在工程技术方面的应用。

This paper measured the constitutive relation of soil in the condition of the low stain-rate by Split Hopkinson Press Bar technology. It offers the reference for study in high stain-rate in the future. And simulated the explosion between soil and concrete by finite element dynamic analysis software LS-DYNA3D. Finished the numerical simulation for power of exploding between soil and concrete in different position of detonator and different scale model. Set out the curves of displacement, velocity, acceleration and pressure of different position. Obtained the destructibility of concrete target in different explosion condition. It offers data reference for theory studying and engineering designing.

本文首先利用分离式Hopkinson压杆实验技术测定了土在低应变率下的本构关系，为以后进行较高应变率下的研究提供了参考；后面着重利用三维显式非线性有限元动力分析软件LS-DYNA3D对土壤混凝土介质中的爆炸进行了数值模拟，采用土壤混凝土分层介质模型，完成了不同装药位置、不同缩比模型的混凝土模型中爆炸威力的数值模拟，测定了不同情况下的压力曲线及典型位置的质点位移、速度、加速度和压力，得出了混凝土靶在各种不同爆炸条件下的破坏情况，为理论研究和工程设计提供了数据参考。

The detonation velocity measured by the continuous velocity probe method is in accord with the detonation velocity measured by the traditional electrometric method, and the continuous velocity probe method can even give the true course of detonation development for industrial explosive.

显然，平均爆速测试结果与连续爆速的测试结果吻合很好，且连续速度探针法能满足准确测量工业炸药在装药结构中爆速连续变化的要求。

From 80% to 90% o f theoretical maximum density, the explosion output energy of 80% is the greatest.

在装药 密度为最大理论密度的 80%～90%之间时，80%的烤爆输出能量最大。

In this dissertation, the theory and key technology of the expert system for.

本文研究了火炮装药设计专家系统的理论和关键技术。

A new projectile-filling device was developed to realize the fracture perforating under the condition of high foramen density.

提出了一种新型装药结构并实现在高孔密条件下的复合射孔，所开发的产品进行了地面混凝土靶测试、地面动态压力-时间过程测试和现场应用试验。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐