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- Abstract: Two ignition methods are investigated to reduce pressure wave in large caliber gun propelling charge with high loading density. 文摘:研究了两种能降低某大口径火炮高装填密度发射装药的膛内压力波的点传火方案。
- It is an effective new processing way for loading of the solid rocket motor with high loading density, high propellant mass fraction propellant. 为今后高装填密度、高质量比的发动机装药开拓出一条新途径。
- Results show that ignition delay time becomes longer as loading density of propellants and the distance between propellants and plasma jet increase. 试验结果表明:增大装填密度以及发射药与等离子体喷孔距离,点火延迟时间变长。
- Two ignition methods are investigated to reduce pressure wave in large caliber gun propelling charge with high loading density. 研究了两种能降低某大口径火炮高装填密度发射装药的膛内压力波的点传火方案。
- And based on the fire load density of the combustible and combustibility of decoration material, calculate the value of fire increasing modulus. 根据可燃物的火灾荷载密度和装饰材料的燃烧性能确定火灾增长系数的值。
- This paper introduces a new concept of half - range function, on basis of which, the equption of distributed load density has been set up on the straight bar. 建立了半幅函数的概念,在此基础上建立直杆上载荷集度分布方程,并对这个方程沿杆轴线积分获得直杆内力方程。
- The frequency spectral analyses show that the second ignition method could weaken and restrain the high frequency vibration, improve the characteristic of vibration in high loading density charge. 压力波的频谱分析表明在高装填密度装药中,采用第二种点传火方案能削弱和抑制压力波的高频振荡成分,改善其振动特性。
- During the course of developing and using high ballistic performance artillery with high exit velocity, high chamber pressure and high loading density, there were many accidents of breech blow. 在高初速、高膛压和高装填密度为特征的高弹道性能火炮的研制与使用过程中,曾经出现过多次膛炸事故。
- Basing on the analysis of deformation and stiffness of the transmission system, 3-D correcting quantity is accounted according to the 3-D correcting surface and minimum principia of load density. 在分析传动系统变形和支承结构刚度的基础上,根据三维修形曲面以及误差、载荷密度最小化原则计算确定齿轮修形量。
- Keywords TiC;carbon sources;loading density;stoichiometry; 碳源;装填密度;反应计量比;
- Equivalent load density models for feeders based on pulse function 采用脉冲函数建立馈线等效负荷密度模型
- Bind down the ropes around the load on the lorry. 把绕在卡车上货物外面的绳子扎紧。
- She will not shove the heavy load onto others. 她不愿意把重担推给别人。
- I supervised the workers loading the lorry. 我监督工人把货物装上卡车。
- The maximum load for this lorry is one ton. 这辆卡车最大载重量是一吨。
- I've never heard such a load of garbage! 这麽胡说八道我还从来没听说过。
- Her grief was a heavy load to bear. 她心情沉重,悲不自胜。
- The nurse bears a load of anxiety. 那个护士焦虑不已。
- Have they finished loading up yet? 他们把货物装完了吗?