查询词典 propellant

The impact fracture property of the high-energy nitroamine propellant had been studied using Izod impact and Charpy impact methods.

对高能硝胺发射药的动态力学与冲击断裂理论进行了研究分析。

The safety evaluating methods of propellant charge used in gun chamber had been provided. The safety of the high-energy nitroamine used in gun chamber had been analyzed.

提出了发射药装药在火炮膛内使用安全性的评定方法，并对高能硝胺发射药的使用安全性进行了研究分析。

The low temperature sensitivity coefficient effect of high energy nitroamine propellant through the closed vessel and interior ballistic experiments is studied.

通过高压密闭爆发器试验，研究了低温感高能硝胺发射药的定容燃烧特性，分析比较了其包覆前后的燃面变化规律。

The combustion properties of low temperature sensitivity coated nitroamine propellant had been studied using granule powder as concussion gas source in closed vessel.

采用小粒药作为冲击药在密闭爆发器中研究了低温感高能硝胺包覆火药的燃烧特性。

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 +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。

But, the characteristics of its adhered-elastic fracture in high temperature and brittle fracture in low temperature were discovered during impact load test The impact fracture mechanism of the high-energy nitroamine propellant had been put forward by studying the fracture appearances of impact fracture surface, the expansion of secondary crack and the weakness or failing of mechanical structure combined with the analysis of impact fracture properties and dynamic adhered-elastic properties and structures.

通过研究冲击断裂表界面的断口形貌、二次裂纹的发展、材料的力学结构缺陷或弱点，并结合冲击断裂性能、动态粘弹性能及结构分析，提出了硝胺发射药的冲击断裂破坏机理。

The mechanical performances of the high-energy nitroamine propellant were improved by some technical measures, such as optimizing the polymer binder, the solid filling properties and the manufacturing process, and introducing some bonding agent into the constituent.

通过优化高分子粘结剂、固体填料性状、制备工艺条件及引入键合剂等技术措施，改进和提高了高能硝胺发射药的力学性能。

Studied the low temperature sensitivity coefficient effect on high energy nitroamine propellant throgh the termination experiment,closed bomb experiment and interior ballistic experiment.

通过中止试验、高压密闭爆发器试验与火炮内弹道试验研究了低温感高能硝胺发射药的低温感效果。

Since there exists some disadvantages such as poor mechanic properties and much higher burning rate pressure exponents (?1) in the fundamental formulations, this work is devoted to the improvements of combustion characteristics and mechanic properties of LOVA propellants. The effects of the crystal shape, size and contents of nitroamine particles, the types of binder, plasticizer and surface-active agents and the contents of NC on combustion performance are studied by closed bomb tests. In the mechanic properties tests, the effects of the types of binders, plasticizers and solid fillers, the interaction between binders and solid fillers and technological procedures on propellant mechanic properties are researched.

针对基础配方具有燃速压力指数远大于1、力学性能差等特点，采用密闭爆发器等试验手段，研究了诸如硝胺粒径、硝胺晶体形状、硝胺含量、粘结剂、增塑剂、硝化棉含量及表面活性剂等因素对燃烧性能的影响；采用抗沖、抗压静态试验方法，对粘结剂、增塑剂、固体填料、粘结剂与固体填料之间的相互作用及工艺条件与力学性能之间的关系进行了研究，提出了改善低易损性发射药燃烧性能和力学性能的技术途径。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。