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The opening ceremony included 10,000 performers as well as a jet propelled rocket man who flew unassisted above the athletic field. 上万人参加了开幕式的表演，还有一个喷气推进的火箭飞人，在没有任何协助的情况下，在体育场上空畅游。
We shall try by means of a highly simplified development to expose certain advantages and disadvantages of solid propellant rocket systems. 我们想通过相当简单的推导来试图阐明固体推进剂火箭系统的某些优缺点。
According to the requirement of pasty propellant rocket motor, a composite plasma igniting plan was adopted. 摘要根据膏体推进剂火箭发动机。
A type of reaction-propulsion engine to propel rockets in space,a stream of positive ions is accelerated to a high velocity by an electric field. 推进火箭进入太空的一种反冲力发动机；在电域中正离子作加速运动。
J.J. Choury,carbon/carbon materials for nozzle of solid propellant rocket motors[J].AIAA76-609. 崔红;李瑞珍;苏君明等.;多元基体抗烧蚀炭/炭复合材料的微观结构分析[J]
To appreciate the unsteady environment existing in liquid propellant rocket chambers it is necessary that the steady state be well understood. 为了分析液体推进剂火箭发动机燃烧室中存在的非稳态环境，必须很好地了解稳态状态。
The results of the experiments show that the technique is a rapid, effective method for the disbond detecting of solid propellant rocket motors. 实验研究结果表明,该技术可对固体火箭发动机钢筒与绝热层之间的脱粘作快速有效的检测。
This pa per presents plume temperature measurements of a mounted solid propellant rocket engine measured using a 6-target 8-wavelength pyrometer. 对于固体火箭发动机羽焰温度的测量是困难的,了解其温度分布对于研究发动机内燃烧流场的特性有重要价值。
It is an important and basic issue to choose monitoring parameters of Liquid propellant Rocket Engine (LRE) monitoring system in ground test. 摘要确定监测参数是液体火箭发动机地面试验监控系统的一个重要而基础的问题。
The dynamic models of engine parts in a new high-performance staged combustion cycle liquid propellant rocket through the module codified were built. 通过模块化编程，建立了新一代高性能补燃发动机启动过程的部件模型。
Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
The principle of coriolis force mass flowmeter and its application in gelled propellant rocket engine test are introduced,results of the test are also analyzed. 介绍了科氏力质量流量计的原理及其在凝胶发动机试车中的应用,并对热试车的测量数据进行了分析。
To overcome the difficulties on acquiring enough fault modes from ground and flight test data, the failure process for liquid propellant rocket propulsion systems was modeled. 为克服由于试验或飞行数据不足而无法获取系统足够故障模式的问题，开展了液体火箭推进系统故障过程建模与计算机仿真研究工作。
An adaptive threshold algorithm consisting of two stages based on autoregressive model was presented for monitoring the steady process of Liquid Propellant Rocket Engine(LRE) in ground test. 提出一种基于自回归模型的自适应阈值检测算法用于监测液体火箭发动机地面试验的稳态过程,该算法由两个阶段组成。
Using pintle technology, a conventional solid propellant rocket motor can provide variable thrust levels, increasing the energy utilizing efficiency and improving the capability of the missile. 喉栓式变推力发动机可实现固体火箭发动机的推力调节，提高能量利用效率，从多方面提升导弹武器的作战效能，因此具有强烈的军事需求。
His addiction to drugs propelled him towards a life of crime. 他吸毒成瘾使他走上了犯罪的道路。
They planned to send a rocket to the moon. 他们计划向月球发射火箭。
A rocket is propelled by the ejection of a portion of its mass to the rear. 火箭是靠向后喷射其部分质量而推进的。
Up to now, it is only the rocket which can propel a space vehicle. 至今，只有火箭才能推进宇宙飞行器。
The new Ford Magneto boasts 87 mpg on the highway. 新福特磁发动机在高速上可跑87英里／加仑。