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- powder loading density 装药密度
- 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。
- The influences of the content of PW and LDPE, the powder loading amount as well as the degreasing method on the shape holding in metal injection molding are investigated. 摘要研究了石蜡(PW)和低密度聚乙烯(LDPE)的含量、粉末装载量和脱脂方法对脱脂保形性的影响。
- 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。
- Cerium (Ce) modified nano-TiO_2 film electrodes Ce(x%)-TiO_2 (x=0, 2.5, 5, 10, 20, 100) were prepared on ITO conducive glass substrate by powder loading technique. 采用粉末负载工艺以ITO导电玻璃为基底制备了稀土铈改性纳米二氧化钛薄膜电极Ce(x%25)-TiO_2(x=0，2.;5，5，10，20，100)。
- 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。
- Based on the penetrability of powder loads, the relative parameters affecting characteristics of gun propellant for powder loads were studied. 摘要以射钉穿透能力为依据，对影响射钉弹发射药性能相关参数进行了试验研究。
- 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。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- Actually they even have vanilla powder. 实际上还可以加香草粉。
- He takes a powder every morning. 他每天早晨吃一种粉状药。
- Borax is a kind of white powder. 硼砂是一种白色粉末。
- Shaking will settle the chalk powder down. 晃一晃把粉笔末抖落下来。
- Borax must be reduced to powder for infants. 硼砂必须研成细粉才能供婴儿使用。
