查询词典 rocket propulsion

According to the requirements of study on fault diagnosis of large-scale liquid rocket propulsion systems, an inverse-problem model on fault diagnosis has been established and an algorithm to solve the model has also been put forward in this paper.

针对大型液体火箭推进系统故障诊断工作的需要，建立了一种推进系统故障诊断反问题模型，并提出了基于遗传算法的反问题求解算法。

Gel propellant is a new kind of propellant for rocket propulsion and other gas generator.

胶体推进剂是火箭推进和其它燃气发生器的新型待选推进剂。

This paper attempts to analyse the tendency to develop liquid propellant rocket propulsion technology according to the requirements o launch vehicles and spacecrafts.

本文试图根据运载火箭和航天器的需要来分析液体火箭推进技术的发展趋势。

The original rocket propulsion equation confirms two judgements that negate each other. Which one do we choose?

原有火箭推力方程空气静力理论同时肯定两个互相否定的论断，请问我们应该相信那一种说法呢？

Liquid rocket propulsion ; Fault detection ; Fault diagnosis ; Review

液体火箭推进；故障检测；故障诊断；述评

The short-circuited grid components are often the factors crucial to the failure of ion rocket propulsion system.

栅极组件短路是造成离子火箭发动机失效的主要原因。

Fault diagnosis and condition monitoring for rocket propulsion system is one of the necessary and effective methods to ensure the safe and reliable operation of large space vehicle system. Besides precise test technology, advanced monitoring and diagnosis algorithm is important for modern monitoring and diagnosis technology.

先进的火箭推进系统的功能监测与故障诊断技术是保障大型运载系统安全可靠运行的有效措施和必要手段之一，先进的监测与诊断技术除要求有精确的测试技术外，先进的监测与诊断算法也是致关重要的。

In order to real time diagnose the failures of liquid rocket propulsion systems, a real time fault diagnosis approach using mechanism model and SOM neural networks is put forward.

为了解决液体火箭推进系统实时故障诊断的问题，提出了一种应用故障机理模型和SOM(Self-organizingMapping)神经网络的实时故障诊断方法。

Help Santa deliver the christmas gifts by using his methane converting rocket propulsion p..

帮助圣诞老人转换交付使用的火箭推进第甲烷的圣诞礼物。

The evolution course of Chinese solid rocket propulsion technology for space missions since 1950s is presented.

叙述了 2 0世纪 5 0年代以来中国航天固体火箭推进技术的发展历程，介绍了 9种最具代表性的固体火箭发动机的技术特征、研制过程、地面试验和飞行情况，这些发动机分别应用于中国的探空火箭、运载火箭上面级和应用卫星变轨系统。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。