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- The initial pressure and the depressurization velocity are the core factors that determine the combustion characteristics of composite base bleed charge. 决定这些行为特性的核心因素是降压前的初始压力和降压速率。
- composite base bleed charge 复合底排药剂
- composite base bleed charges 复合底排推进剂
- The combustion in the gun bore of the base bleed charge is considered in one-dimensional combustion model of the base bleed device. 建立的底排装置一维燃烧模型,考虑了底排装置药剂在火炮膛内的燃烧情况。
- base bleed charge 底排装药
- The base bleed unit is used to give an increased range of fire. 这种底部排气装置可以增大射程。
- Then, the base bleed method is introduced on a general supersonic missile to decrease the base drag of the inlet cowl for the first time and is validated by wind tunnel test. 本文首次将底部排气法应用于导弹上,结合一种具有常规气动布局的超声速导弹进行了底部排气方案设计,采用一种“底窝器”来提高进气道整流罩的底部压强,并进行了风洞实验验证。
- It is shown that reducing the base drag of projectile and increasing the range of it are possible by means of base bleed burning in subsonic and transonic speeds. 说明在亚、跨声速下采用底排燃烧的方法仍可有效减少弹丸底部阻力增加射程。
- To minimize the base drag and obtain optimized result of drag,it is important to select correctly the stern length,stern angle and base bleed parametres. 使用优化设计方法,正确地选择船尾长度、船尾角以及底排装置的各种参数,使其后体阻力最小,达到最佳减阻效果,求得这些参数的优化结果
- By coupling the base bleed cavity equations and the gun interior ballistic equations, one-dimensional distributions of the pressure, temperature and velocity in the base bleed device and gun bore have been analyzed. 将底排内腔方程组与火炮内弹道方程组进行了耦合求解,分析了底排装置内和火炮膛内一维的压力、温度和速度分布规律。
- The borosilicate glass to carbon/carbon composite based carbon material has the good protection function at the high temperature. 硼硅酸盐玻璃在高温下对炭材料以及炭/炭复合材料具有较好保护作用。
- INTERIOR BALLISTICCALCULATIONOF WHEELSHAPED CHARGE FOR BASE BLEED PROJECTILE 车轮形装药底排装置内弹道计算
- Application of Composite Base in Soft-ground Base 复合地基在软土地基中的应用
- Wind tunnel tests of ambient effects of base bleed 底排环境效应风洞实验
- A STUDY OF WAKE FLOWFIELD OF BASE BLEED 底排尾迹流场实验研究
- The property of glass-cloth composite based on a new bismaleimide resin modified by al-lylphenol epoxy was introduced ,and the properties of prepreg and composite have been discussed. 介绍以烯丙基酚环氧树脂改性双马来酰亚胺为树脂基体制得的玻璃布复合材料的性能,并对预浸料及复合材料的性能进行了讨论。
- The effect of variant amount of BMI to the properties of the composite has been studied, and the result shows that the composite based on BMI modified UPR have a good performance in all aspects. 研究了不同质量比的BMI对树脂及复合材料性能的影响。
- A polyphonic composition based on a text of a sacred nature and usually sung without accompaniment. 经文歌一种复调乐曲,以宗教作品的经文为歌词,通常无伴奏演唱
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。