查询词典 muzzle velocity

In the interest of seeking the essential principle and technique about how to enhancethe muzzle velocity of projectile, preparation technics and fundamental characterstics ofprogrammed splitting stick propellants and polyether polyurethane close-grainedpropellants, this two kinds of high progressivity burning and high charging densitypropellants, were researched in this paper.

为了寻求提高弹丸初速的基本原理和方法，本文对按序分裂杆状和小颗粒固结药柱两种高渐增性／高密度发射药的制备工艺和基本性能进行了研究。

A mine obtains its muzzle velocity through the work of high pressure gas in interior trajectory, and keeps moving forward only with inertia in interior trajectory terminal stage with the restriction from submarine torpedo tube.

水雷经内弹道的高压气做功获得一定的出管速度后，在内末弹道阶段其仅在惯性的作用下继续运动，且其运动状态受到潜艇鱼雷发射管的约束。

In addition, while the SPC has a slightly lower muzzle velocity than the 5.56mm cartridge, its larger mass makes it ballistically similar to the lighter 5.56mm round (in terms of accuracy and bullet drop), and it delivers half again as much kinetic energy.

除此以外，由于SPC的枪口初速度比起5.56毫米枪弹稍低，虽然弹丸质量更大却拥有与5.56毫米彈藥相似的弹道抛物线（依据于精度与弹丸坠落方面），并且表现出了比之5.56毫米彈藥多出一半的动能。

The results show that the value of burning rate pressure exponent of propellant and its change law can bring about a great change of interior ballistic behavior, The new type high-energy propellant whose burning rate pressure exponent is decrescent as pressure increasing can obtain higher interior ballistic piezometric efficiency, and reduce the sensitivity of bore pressure and muzzle velocity on loaded conditions of propellant.

结果表明，发射药燃速压力指数的大小及其随压力的变化规律对内弹道性能有很大的影响，对于燃速压力指数随压力升高而减小的新型高能发射药，可获得较高的内弹道示压效率，降低膛压和弹丸初速对发射药装填条件的敏感性。

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。。。

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。

It fires a specially designed, armor-piercing round with a muzzle velocity nearly as high as that of the 5.56x45mm nato cartridge used by many modern rifles .

它火灾有一个特别设计的，穿甲轮与初速几乎一样高表示，在该5.56x45mm北约墨盒所使用的许多

The penetration capability of the 71-caliber long 88 mm KwK 43 gun, with its muzzle velocity of 1000 m/s for its armor-piercing projectiles, was 165 mm at a 30 degree impact angle at 1000 metres.

相比较之下，IS-2坦克的D-25坦克炮在1000米的射程上静止射击中的平均射击偏差没有超过垂直170毫米和水平270毫米。71倍口径88毫米KwK 43火炮的穿甲能力1000米的射程上是165毫米的30度倾角装甲。

JS 12.7mm sniper rifles capable of launching 84 tungsten-type heart 12.7mm armor piercing shell, the shell warhead quality 28g, the diameter of tungsten alloy shells Heart 8mm, a mass of 22.5g, muzzle velocity 1150m / s, chamber pressure 324MPa, 1000m distance can be run through the thickness of 45 ° tilt of 15mm steel plate.

JS 12.7mm狙击步枪可发射84式12.7mm钨心脱壳穿甲弹，该弹弹头质量28g，钨合金弹心直径8mm，质量为22.5g，初速1150m/s，膛压324MPa，1000m距离上可贯穿厚度15mm倾斜45°的合金钢板。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"