查询词典 Ballistic

The ballistic performance of coated nitramine propellant on 105mm gun was studied and apparent low temperature coefficient result was obtained.

研究了硝胺发射药的低温感技术，获得了明显的效果，并在105mm火炮上得到验证。

In this thesis, the principle that the charge technique of coated nitramine and energy increased propellant with low temperature sensitivity improves the muzzle velocity and decreases ballistic temperature coefficient is studied.

本文研究了低温感硝胺及增能发射药装药技术提高火炮初速和降低弹道温度系数的原理及其对膛压和初速变化规律的影响，阐述了提高低温感。。。

The test and verify to model and its'computer program was done by calculating the ballistic effect of coated nitramine and nitroguanidine propellants on 105mm gun.

通过105mm火炮硝基胍和硝胺两种低温感装药的计算，对模型及其计算程序进行了验证，其计算值与实测值相吻合，表明模型具有实用价值。

The low temperature sensitivity coefficient effect of high energy nitroamine propellant through the closed vessel and interior ballistic experiments is studied.

通过高压密闭爆发器试验，研究了低温感高能硝胺发射药的定容燃烧特性，分析比较了其包覆前后的燃面变化规律。

Based on the functions from closed vessel experiments, the ballistic simulation results of maximum chamber pressure, muzzle velocity and p-t curves of a 105mm gun charged with LTSC nitroamine propellant at +50℃,+15℃ and -40℃ environmental temperature were in good agreement with experimental data.

在密闭爆发器实验的基础上，应用可视化程序对某105mm火炮采用低温感硝胺火药在+50℃、+15℃和-40℃环境温度下的最大膛压、初速以及膛压—时间曲线进行了弹道模拟，模拟与实验结果具有较好的一致性。

Based on the functions from closed vessel experiments, the ballistic simulation results of maximum chamber pressure, muzzle velocity and p-t curves of a 105mm gun charged with LTSC nitroamine propellant at +50C,+15C and -40℃ environmental temperature were in good agreement with experimental data.

在密闭爆发器实验的基础上，应用可视化程序对某105mm火炮采用低温感硝胺火药在+50℃、+15℃和-40℃环境温度下的最大膛压、初速以及膛压—时间曲线进行了弹道模拟，模拟与实验结果具有较好的一致性。

Studied the low temperature sensitivity coefficient effect on high energy nitroamine propellant throgh the termination experiment,closed bomb experiment and interior ballistic experiment.

通过中止试验、高压密闭爆发器试验与火炮内弹道试验研究了低温感高能硝胺发射药的低温感效果。

There are a tens of flash orthographical shadow photograph points which are the main test equipments in the ballistic tange of the flight line.

实验表明，同一照相站两个火花闪光源内光的不同步时间约可在3μs，这给测量结果带来了不容忽视的误差。因而，改善正交闪光阴影照相的同步性能是十分重要的课题。

In order to improve penetrativity of hypersonic missile and enable air-launched hypersonic cruise missile to penetrate with skip trajectory, a new approach of generating positive angle of attack during reentry phase of trajectory was proposed. Some key parameters of realizing skip trajectory were found out, and the effects of these parameters on ballistic performance were discussed.

为提高高超声速导弹的突防能力，使常规布局空中发射的高超声速巡航弹能采用跳跃式弹道突防，采用了在导弹再入段附加相应的正攻角产生气动升力的方法，找出了实现弹道起跳的关键参数，讨论了这些参数对弹道性能的影响。

This system has already been equipped successfully on nuclear-powered submarine and nuclear-powered ballistic missile submarine in France, and its up-to-date version will be recommended to Direction des Constructions Navales conventionally-powered submarine Scorpene class submarines.

该系统已装备法国攻击型核潜艇和弹道导弹核潜艇，并推荐其最现代化的改型装备在法国舰艇建造局建造的&天蝎星&级常规潜艇上。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。