Scientists simulated the ignition of the rocket and the in-flight moves of the capsule to test how the observation, control and communication systems at the Jiuquan Satellite Launch Center work.
科学家们模拟了火箭点火和舱体飞行，以演示届时酒泉卫星发射中心观察、控制和联络系统的运转情况。
Even if ET has mastered building a rocket that can travel at the speed of light, he may be lying dead inside a weakened craft whose navigation systems have short-circuited.
即使ET已经掌握能够光速航行的火箭技术，他也可能已横尸于损坏的飞船之中，它的航行系统已经短路。
As part of this exploration plan, 2015 is now the deadline for finalizing a heavy-lift rocket design, and there will be renewed focus on advanced propulsion systems and other technologies.
探索计划要求重载火箭的研制需要在2015年之前完成，到时还将会重新集中研发推进系统及其他科技项目。
Russia's Ground Forces will start taking delivery of new Tornado-G multiple rocket launching systems (MRLS), replacing the current Grad systems, Army spokesman Lt. Col. Sergei Vlasov said on Monday.
俄陆军发言人谢尔盖·弗拉索夫中校周一宣布，俄罗斯陆军开始接收新的龙卷风- G多管火箭发射系统(MRLS)，用以取代现役的“冰雹”火箭炮。
Lacking of fault samples is a knotty problem in the fault detection of complex systems such as Liquid-propellant Rocket Engines (LRE).
在对类似于液体火箭发动机这种复杂系统的故障检测过程中，一个非常棘手的问题是缺乏故障类样本。
This environment includes all structures built according to scientific principles, from irrigation and drainage systems to rocket-launching facilities.
此处的环境包括建筑符合科学规范的所有结构，从灌溉和排水系统到火箭发射设施。
This paper discusses the problem of dynamics control for rocket launching systems.
该文探讨了火箭发射系统的动力学控制问题。
The precision of hitting will be improved obviously if we can offer a set of simple guidance control systems in powered phase of the rocket projectile.
如果能在火箭主动段加一套简易的控制系统来控制火箭的姿态，则将大大提高火箭的命中精度。
An engine that obtains the oxygen needed from the atmosphere, used especially to propel aircraft and distinguished from rocket engines having self-contained fuel-oxidizer systems.
无内含供氧系统的发动机：一种从空气中获得所需氧气的发动机，尤用于推进飞机飞行，并以拥有自带燃料氧化系统区别于火箭发动机。
The general integral equations are derived for liquid and gas components of space propulsion systems with liquid propellant rocket engine.
针对采用液体推进剂火箭发动机的空间推进系统，推导了系统液路和气路的通用积分形式方程。
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。
This environment includes all structures built according to scientific principles, from irrigation and drainage systems to rocket-launching facilities.
建筑环境包括依据科学原理建造的所有结构物，从灌溉和排水系统到火箭发射设施。
This environment includes all structures built according to scientific principles, from irrigation and drainage systems to rocket-launching facilities.
建筑环境包括依据科学原理建造的所有结构物，从灌溉和排水系统到火箭发射设施。
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