查询词典 ballistic curve

Quite simply, the technology needed to lift a satellite off the launch pad and shield it from damage on its way into space is indistinguishable from that needed to launch a far-flying nuclear-tipped ballistic missile.

道理很简单，将一颗卫星从发射台发射、并将它安全送入太空的技术，与发射一枚远程的携带核弹头的弹道导弹所需的技术区别甚小。

In the Ming Dynasty published many monographs and monumental works, which, as a component of our traditional military culture and the fruit of the development of firearms technology, are characterized in gunpowder prescription technology including compatibility principles of gunpowder, prescriptions of the firing charge and multi-composition gunpowder, and ballistic hit technology, mainly about scientific design and manufacturing of blunderbusses, the ranges in various angles of depression and elevation, the standards of range and factors which have influence the range.

它作为我国传统军事文化的一个组成部分，火器技术发展的结晶，尤在火药配方技术、弹道命中技术上多独具自己的特色。火药配方技术主要有火药配伍原则、发射火药配方和多成分火药配方；火器弹道命中技术主要有科学设计与制造铳炮、不同俯仰角的射程、射程量度标准及影响射程的因素等。

It establishes one mathematic model to confirm target parameter based on GPS inertial navigation system. Moreover, it gives a means of obtaining firing data against the shore target based on real-time ballistic computation.

建立了基于惯性导航系统下确定目标参数的数学模型，并通过外弹道实时解算方法求取对岸目标的射击诸元。

This paper gives ballistic equation for the suspended projectile under nonstandard conditions, gives parameter correction method for nonstandard trajectory, weather and terrain, establishes a math model for simple and quick solution of firing data, and the paper conducts simulated computation.

给出了悬浮弹非标准条件下的弹道方程组，以及弹道条件、气象条件、地形条件非标准时的有关参数的修正计算方法，建立了一种简单快速求取射击诸元的数学模型并进行了模拟计算。

A theoretical analysis of local damage in a thin ductile tube hit by a flat-nosed missile laterally is developed to predict local failure due to plugging by the beam-on-foundation model. The effect of internal press was considered, and differential equations was obtained which can predict the ballistic speed of the missile which impact the tube filled with water. It can be solved by Runge-Kutta method.

采用地基梁模型对平头弹体侧向冲击钢管的冲塞型破坏模式进行了理论分析，考虑了充压情形下内压的影响，导出了钢管在冲击过程中的运动方程，可以用龙格—库塔法进行数值求解来确定弹体冲击充液压力管道的弹道极限速度。

A rubberized floor and ballistic nylon-material covering on the instrument panel and other interior components reinforces the functional aesthetic.

阿橡胶地板和弹道尼龙材料的仪表板和其他内饰部件加强了功能，包括审美。

The rest of the People's Liberation Army parade, in ironic procession down Beijing's Avenue of Eternal Peace, featured a solemn march of advanced military equipment - 52 brand-new weapons systems ranging from airborne combat vehicles to colossal intercontinental ballistic missiles on mobile launchers - that flowed for two hours amid myriad serried, well-armed, perfectly synchronized, grim-visaged Chinese warriors.

其余的解放军游行，游行中讽刺了北京的大街永久和平，庄严的游行特色的先进军事装备- 52全新的武器系统包括从空降战斗车辆巨大的洲际弹道导弹移动发射平台上-这流出两小时际无数林立，装备精良，完全同步的，严峻，visaged中的战士。

Several nitramine propellants are quenched at different initial pressure(up to 300 MPa)by rapid pressure decay in a small-sized ballistic simulator, which is different from the ordinary vented chamber in that it creats the burning environment of the propellant similar to that gun bore,and that the initial pressure before the extinction are relatively high.

用改进的小型弹道模拟装置，对几种硝胺发射药做了中止燃烧实验，中止压力达300MPa，并对中止燃烧样品做了SEM电镜观察。

The results showed that their initial low burning rate characteristics have obvious effect on controlling the pressure waves strength in gun chamber, and can greatly improve the interior ballistic adaptability under pressure endurance environments.

高能硝胺发射药起始缓燃特性具有抑制膛内压力波强度作用，可大大改善其在火炮膛内的受力环境及其应用中的内弹道适应性，对使用安全性都是有利的。

At issue is the density of the Kevlar cloth — woven by SMC — that is attached to the shell of the helmet and provides ballistic protection.

引起争议的是头盔中提供子弹防护的凯夫拉尔面料的密度—由SMC编织而成。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。