火箭助推器

我们看到火箭助推器脱落后坠入大海。

We saw the booster rockets disengage and fall into the sea .

采用MDO方法，可提高固体火箭助推器的设计质量，大大减少设计迭代次数，从而缩短设计周期。

MDO method can improve design quality for solid rocket booster , and greatly reduce iterative times and shorten design period .

该文利用二维可压缩雷诺平均Navierstokes方程，采用kε湍流模式，运用半离散有限体积法，对捆绑火箭助推器和芯级之间的激波边界层干扰进行了二维数值模拟。

A two-dimensional compressible Reynolds averaged Navier-Stokes solver with a k - ε turbulence model is applied to analyze the flow character of the shock / boundary-layer interaction between the rocket and the booster . A semi-discrete finite volume method on a structured mesh grid is used .

SpaceX公司想回收一级火箭助推器的原因很简单：推进器的研发和制造过程都耗费了巨资，燃料用尽后，它们就会被当做垃圾丢弃。

SpaceX wanted to bring its first stage booster back to Earth for a simple reason : the rocket boosters that are typically jettisoned after their fuel runs out cost millions of dollars to develop and manufacture .

请留意SpaceX公司创始人埃隆o穆斯克说的这句话。1月初，该公司一枚一级火箭助推器拖着熊熊烈焰，坠落在大西洋的一个钻井平台上，他随后发表了一番“行动总结”。

Behold the words of SpaceX founder Elon Musk , offering a post-op summary of the fiery crash-landing of one of his company 's first stage rocket boosters aboard a floating barge in the Atlantic earlier this month .

火箭助推器从芯级飞行器动态分离过程的数值模拟

Numerical Simulation the Process of the Rocket Booster Separating form Spaceship

固体火箭助推器内弹道同步性仿真计算

Simulated calculation of the interior ballistics synchronism of solid boosting rockets

探讨和分析了固体火箭助推器内弹道的同步性问题。

The interior ballistics synchronism of solid boosting rockets is discussed and analyzed .

平飞固体火箭助推器设计

The booster design on flat flight solid rocket Flying

火箭助推器在空间中对雷达观测的影响

Influence of rocket booster on radar observation in space

无人机双发固体火箭助推器同步性研究

A Study of the Synchronism of Double Solid Boosting Rockets Applied to UAV

这次事故是由于强烈的冷空气与并不完善的火箭助推器绝缘层相摩擦而造成的。

The accident was caused by bitter cold combined with a faulty rocket booster seal .

对固体火箭助推器进行了较详细的分析，证明方案是可行的。

On the basis of more detailed analysis , verified is that the idea is very feasible .

在物质中添加一种化学添加剂，如加在火箭助推器中，使之不反光。

A chemical agent added to a material , such as rocket propellant , to make it opaque .

本周将发布的一项研究揭示，阅读莎士比亚与华兹华斯的作品好比大脑的火箭助推器，比读一些自助书籍还要管用。

The works of Shakespeare and Wordsworth are rocket-boosters to the brain and better therapy than self-help books , researchers will say this week .

亚特兰蒂斯号航天飞机的同时降低其外部燃料箱和高湾，美国航天局的大型交通工具装配大楼1固体火箭助推器。

Space shuttle Atlantis is lowered alongside its external fuel tank and solid rocket boosters in High Bay-1 of NASA 's massive Vehicle Assembly Building .

本周将发布的一项研究揭示，阅读莎士比亚与华兹华斯的作品好比大脑的“火箭助推器”，比读一些自助书籍还要管用。

The works of Shakespeare and Wordsworth are " rocket-boosters " to the brain and better therapy than self-help books , researchers will say this week .

计算结果表明，火箭助推器同步性对无人机发射段飞行轨迹及稳定性的影响在工程应用上是可行的。

Meanwhile , the results of simulated calculation show that the effect of rockets ' synchronism on flight steadiness of UAV in the launch posture is acceptable in engineering applications .

当时呢，我的火箭助推器全速开动，麦坤不顾死活地挂在我后面然后那些卑鄙的柠檬车突然冒出来，还带着枪。

So there we was , my rocket jets going full blast , McQueen hanging on for dear life when suddenly them two nasty lemons come out of nowheres , guns drawn .

美国宇航局称，飞船已经造好，核心部分和四个火箭助推器正在进行最终测试，以迎接“今秋的关键热火测试”。

The spacecraft is complete , NASA said , and the core stage and four attached rockets are undergoing final tests in preparation for a " critical hot fire test this fall . "

今天，美国航空航天管理局的科学家们在一次新闻发布会上报道：上个月，一个燃料耗尽的火箭助推器撞进寒冷阴暗的月球陨石坑内，激起一个夹杂着水分的尘土喷柱。

Slamming a spent rocket booster into the frigid , inky shadow of a lunar crater last month sent up a plume of dust laced with water , NASA scientists reported in a press conference today .

和利物浦大学的磁共振中心一同致力于此项研究的英文教授菲利普•戴维斯本周将在一次会议上宣称：“严肃文学的作用相当于大脑的火箭助推器。

Philip Davis , an English professor who has worked on the study with the university 's magnetic resonance centre , will tell a conference this week : " Serious literature acts like a rocket-booster to the brain .

接下来，他给安全世界基金会（一个空间政策智库，也是他的工作所在地）写了一份报告，他总结道中国的这次发射更像是对用于发射反卫星武器的移动火箭助推器的测试。

In a subsequent report for the Secure World Foundation , the space policy thinktank where he works , Weeden concluded that the Chinese launch was more likely atest of a mobile rocket booster for an antisatellite ( ASAT )

竞赛强调飞船的重复使用性，当今美国宇航局的航天飞机还没有达到这一理想状态，油箱会在半途摇荡，火箭助推器只有部分可重复使用。

The emphasis of the competition is on the spaceship 's reusability , an ideal that was not quite reached by the current NASA space shuttle , whose fuel tanks are tossed in midflight as are its rocket boosters which are partly reusable .

利物浦大学的研究人员发现，莎士比亚和华兹华斯以及其他类似作家的作品对思维具有裨益，能够吸引读者的注意力，让读者自我反省，像火箭助推器一样提升人的精神状态。

Researchers at the University of Liverpool found the prose of Shakespeare and Wordsworth and the like had a beneficial effect on the mind , providing a ' rocket-boost ' to morale by catching the reader 's attention and triggering moments of self-reflection .

综合考虑飞行器总体设计约束、轨道设计、气动特性与固体火箭助推器设计间相互影响的情况下，建立了飞行器固体火箭助推器总体/气动/轨道/动力多学科的系统分析模型和设计优化模型。

In comprehensive consideration of flight vehicle system constraints , trajectory design , aerodynamic characteristics and solid rocket booster design , a series of system / aerodynamics / trajectory / solid propellant integration design analysis and optimization models for solid rocket booster of flight vehicle were derived .

结果表明：主体火箭和助推器之间的相互干扰、发射塔架对于火箭的影响都很明显。

The interaction between the main rocket and boosters , and the influence of the launching tower on the rocket are evident .

对大型运载火箭的固体助推器，通常采用摆动喷管推力向量控制。

The deflecting nozzle thrust vector control is usually used in a large solid booster .

安全回收猎鹰重型火箭三枚助推器中的两枚，也是一项值得关注的成就，这意味着未来发射成本有望降低。

The dramatic and safe return of two of the Falcon Heavy 's three boosters was also a noteworthy feat , promising to cut the cost of future launches .

固液混合火箭具有安全、价廉等优点，石蜡基燃料的固液混合火箭有可能在5～10年内研究成功并应用于实际，成为一种廉价的可重复使用火箭助推器。

Because of the safety and cost advantage , paraffin based fuel hybrid rocket can become available as cheap reusable rocket thruster in 5 ~ 10 years .