propellant [prəu'pelənt]

propellant的基本解释

n.

发射火药, 使推进之物, 推进燃料

adj.

推进的

与propellant相关的网络例句 [注：此内容来源于网络，仅供参考]

Studied present measuring methods" advantages and disadvantages, and presented the necessity and importance of researching propellant transient heat transfer.2.according to 130 and aeronautic 90 rocket projectiles" structure, analysed and acquired physical and mathematical models for propellant transient heat transfer, also designed propellant temperature field simulation units for test.3.acquired discrete transient heat balance equation and temperature calculation program, and gave contrasting curves between experimental temperature values and program calculating temperature values as well as maximum errors and average square root errors between them.4.by programs based on the first class boundary condition, worked out temperature distribution in propellant temperature field simulation units at different time, analysed temperature field distribution law and main elements affecting heat transfer, acquired propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.5.established transient heat transfer mathematical model and temperature calculation program for the third class boundary condition, drew contrasting curves between temperature experimental values and calculation values and gave maximum errors and average square root errors between them, got temperature distribution in the simulation unit at different time and main elements affecting heat conduction, figured out propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.

分析了现有测试方法的优缺点，提出了研究推进剂瞬态导热的必要性和重要性。 2。根据130和航90两种火箭弹的结构，分析得到了推进剂传热的物理模型和数学模型，设计了推进剂温度场模拟实验装置。 3。得到了离散形式的瞬态热平衡方程和温度场计算程序，给出了实验温度与程序计算温度值的对比曲线及其最大偏差与均方差。 4。利用程序求出了第一类边界条件下、不同时刻推进剂温度场模拟装置中的温度分布，分析了温度场的分布规律和影响传热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处的温度时间曲线并给出了两者之间的最大偏差与均方差。 5。建立了第三类边界条件下的瞬态导热数学模型和温度计算程序，求出了温度实测值与计算值的对比曲线并给出了两者之间的最大偏差与均方差，得到了不同时刻温度场模拟装置的温度分布与影响导热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处温度及两者之间的最大偏差与均方差，讨论并确定了能代表130和航90推进剂温度的特征点的位置。

A type of high-performance fuel-rich propellant for the unchoked ducted rocket has been developed. The burning rates of the fuel-rich propellant are greater then 2mm/s at 0.5MPa, the greatest one is up to 4. 05mm/s. The burning-rate exponent is greater than 0.5, the highest one reaches 0.58. The fuel-rich propellant grain can combust steadily in the gas generator at 0.226MPa. The uniaxial mechanical properties and the processability of the fuel-rich propellant are good.

研制了一类用于非壅塞固体火箭冲压发动机的高性能铝镁贫氧推进剂：0.5MPa下燃速高于2mm/s，最高者达4.05mm/s；燃速压强指数高于0.5，最高者达0.58；直连式实验时，在0.226MPa下燃烧稳定；具有良好的力学性能和工艺性能。

This paper, the experimental research on contribution of Al and RDX and high nitrogen content nitrocotton to a screw CMDB propellant, is carried out, a proper content about Al, RDX is selected in this propellant, and a problem of the propellant mechanical properties which use high nitrogen content nitrocotten is solved.

研究了Al粉、RDX及高氮量硝棉对螺压高能改性双基推进能量的贡献，配方选择了比较合适的Al粉、RDX含量，解决了采用高氮量硝棉的推进剂的力学性能问题。

与propellant相关的网络解释 [注：此内容来源于网络，仅供参考]

propellant：推进剂

"除虫剂喷雾器"(insecticide fogger) 指经设计以在室内范围内以浓雾或淡雾形式在单"造型"(styling) 指塑造、形塑或调控头发以暂时改变发型;"推进剂"(propellant) 指为以下用途全部或部分使用的液化或压缩气体,

propellant：推进的

propel 推进 | propellant 推进的 | propellent 推动者

propellant：挥发剂

propellant engineering vehicle 推进剂工程车 | propellant 挥发剂 | propeller agitator 螺旋桨搅拌机

propellant：驱动气体

propellant gas 推进剂 | propellant 驱动气体 | propellant-actuated device 喷气驱动装置

Propellant Supply：推进剂供应

22.Programming System 程序设计系统 | 23.Propellant Supply 推进剂供应 | 24.Proton Synchrotron 质子同步加速器