查询词典 launch vehicle

The model of launch vehicle is rigidˉbody motion equati on. The model of stabilizing parachute is mass point motion equation.

其中运载火箭的数学模型是刚体运动模型，稳定伞的模型是质点模型，而伞绳的模型是弹簧阻尼系统模型。

As to the large liquid launch vehicle and missile,it is so easy to occur the coupled vibration of the rocket structure with the propulsion system,leading to a disastrous consequences.

对大型液体运载火箭和导弹来说，火箭结构的纵向振动与动力装置的振动很容易耦合而产生毁灭性后果，这种耦合有一个专门的名字，POGO。

Thrust regulation is an effective way for improving the adaptability of liquid rocket engine and launch vehicle.

1引言液体火箭发动机的推力调节，是运载火箭优化飞行轨道、降低飞行过载和起动载荷、提高有效载荷入轨精度的有效手段，同时也是增加发动机适应性的主要措施。

In recent years, there has been a resurgence of interest in the development of hybrid rocket engines for advanced launch vehicle applications.

然而由于混合发动机的结构特点，如不采取特殊的措施，混合发动机的燃烧效率和燃面后退速率都很低，因此，开展混合发动机燃烧和燃速特性研究就显得尤为重要。

Hybrid rocket motors keep the features of low cost,high reliability,and no hazards.In recent years, there has been a resurgence of interest in the development of hybrid rocket engines for advanced launch vehicle applications.

由于混合火箭发动机具有高安全性、高可靠性和低成本等突出优点，最近几年又重新成为了火箭推进技术的重要发展方向之一，具有广泛的应用前景。

Launch vehicle: Rocket system that boosts a spacecraft into Earth orbit or beyond Earth's gravitational pull.

运载火箭：将航天器推入绕地球轨道或脱离地球引力范围的火箭系统。

Launch vehicle: Rocket system that boost s a spacecraft into Earth orbit or beyond Earth's gravitational pull.

运载火箭：将航天器推入绕地球轨道或脱离地球引力范围的火箭系统。

Astronautics ; Launch vehicle ; Rocket engine ; Aerospace industry

航天；运载火箭；发动机；航天工业

India successfully launched its 16th remote-sensing satellite Oceansat-2 and 6 European satellites - 4 from Germany, 1 from Switzerland and 1 from Turkey - with the help of India's rocket Polar Satellite Launch Vehicle (PSLV-C-14) Wednesday, local media reported.

据当地媒体报道，印度23日成功进行了"一箭七星"的发射，一枚PSLV-C-14型极地卫星运载火箭携带7颗卫星发射升空。

Standard orthogonal design and Improved orthogonal design are used respectively in transition trajectory optimization design of suborbital launch vehicle.

运用标准正交设计法和改进的正交设计法优化亚轨道飞行器再入段轨道参数。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。