Each pavilion patron will have a chance to win a free flight in the vertical wind tunnel.
每位参观游客都有机会免费体验垂直风洞。
In this paper an analytic solution of free flight trajectory of ballistic vehicle is presented.
本文提出了弹道式飞行器自由飞行轨道的解析解法。
An airline company, Aeroflot, was honored for being the first to introduce smoke-free flight six years ago.
弗洛特 航空公司因在6年前第一家开办无烟航班也获得了奖章。
Chasing behaviour experiments and analyses of male housefly (Musca) under a condition of free flight were reported.
本文报告了在自由飞行条件下雄蝇追逐的行为实验及其分析的初步结果。
The model free flight method in wind tunnel is a non-intrusive way to measure the aerodynamic characteristics of a model.
风洞模型自由飞是一种无支杆干扰的非接触式气动特性测量方法。
This paper mainly studies how to accurately fit the air dynamics parameter by the ballistic data of projectiles' free flight.
论文主要研究从弹丸自由飞行数据中如何准确地拟合空气动力系数。
Analyses show that a measurement of 5 points altitude in the free flight path, the impact position error may be estimated probably.
分析表明，在自由飞行段5点测高可以估出落点偏差。
To birds native to the country it will seem harmful, for through their dread of its shadow they will lose their power of free flight.
对于本国的鸟，它会视之为有害，因为通过它们对它的影子的恐惧，它们会失去了自由飞行的力量。
One of the most available ways to solve the problem is "free flight" that the pilots may choose the air route and flight speed suitable for them.
解决这一问题的最有效方法之一就是“自由飞行”，即允许飞行员选择最合适自己的飞行航线和飞行速度。
Free flight scale models tend to be a handy size - easy to store at home, and capable of flying on small fields without disturbing the neighbours.
自由飞模型一般都很袖珍，容易储存，也容易在小场地飞行而不会打扰邻居。
This paper presents the methods of free flight spin test and rotation balance test in vertical wind tunnel, the design of test model is briefly expounded.
介绍了立式风洞自由飞尾旋试验和旋转天平试验的方法，简述了试验模型的设计。
Through a large number of computer digital simulation experiments, this paper discusses the shift time of free flight and little single impulse individually.
本文通过大量的计算机数字仿真实验，研究了无冲量自由飞行轨迹与单个小冲量飞行轨迹的转移时间。
The Doppler Radar data fitting method of the first flight segment trajectory in a free flight test of rocket assisted and base bleed projectiles was presented.
提出了复合增程弹起始飞行段弹道多普勒雷达数据拟合方法。
Then, the storage phase, standby phase, captive flight phase and free flight phase of the typical life profile of air-to-air missile are emphatically expounded.
之后对空空导弹典型寿命剖面中的贮存阶段、待命阶段、挂飞阶段、自主飞行阶段进行了重点阐述。
By using the line of sight (LOS) measurements from space based infrared sensors, free flight phase trajectory estimation problem of ballistic missile is studied.
主要研究空间预警系统利用星载红外传感器的视线测量估计弹道导弹自由飞行段弹道的问题。
Many times wind tunnel free flight multi-bodies separation cast tests identified that, casted body's movement primary condition decided whether the separation succeeded or not.
多次风洞自由飞多体分离抛撒实验均证实了被抛撒物运动初条件对抛离成功与否有决定性影响；
In the free flight segment, effects on the state error propagation caused by prior state estimation errors and orbit determination errors of the chasing spacecraft were studied.
在自由飞行段，分析了追踪航天器估计状态误差的先验值和测轨误差对状态误差传播的影响。
If the delay occurs at a connecting point, and if the flight no longer serves any purpose, then the passenger is also entitled to a free flight back to the first point of departure.
若发生在中转地的航班延误令旅行不再具有任何意义，旅客有权利搭乘一趟免费航班回到其最初出发地。
The trajectory model consists of the uncontrolled free flight segment, the inertial guided glided segment and the final guidance segment, which accords with the proportional guided law.
弹道模型由炮弹无控自由飞段、惯性制导滑翔段和末制导段按比例导引制导率建立。
It also analyses how to use genetic algorithms to free flight conflict detection and solving. The principles of simple genetic algorithms (SGA) and its operation steps are introduced briefly.
分析了如何将遗传算法用于自由飞条件下的飞行冲突探测与解脱问题，并介绍了基本遗传算法的原理和运算步骤。
If you have an airline miles rewards card, as I do (Southwest Visa), you can earn yourself a free round trip flight for about $20,000 in purchases.
如果你有一张航空积分里程信用卡，正如我说的（西南签证），你可以为你自己赢得一个价值20000美元的免费往返旅行班机。
If you have an airline miles rewards card, as I do (Southwest Visa), you can earn yourself a free round trip flight for about $20, 000 in purchases.
如果你有一张航空积分里程信用卡，正如我说的（西南签证），你可以为你自己赢得一个价值20000美元的免费往返旅行班机。
However, through free-fall testing, the researchers could quantitatively measure the samara's flight dynamics and use this information to control the samara's autorotation and flight path.
然而，通过自由落体测试，研究者可以量化的测量翅果的飞行动力并且用得到的信息数据来控制翅果的自旋和飞行轨迹。
Some airlines also keep their own stocks of duty-free goods to sell to passengers in flight.
一些航空公司同样备有自己的免税产品，来在飞行途中向乘客出售。
Billions of dollars in free money goes unclaimed because consumers simply don't know, or don't believe, that when they book their flight and hotel together, they may save.
本来可以节省的数以十亿美元被浪费了，因为消费者不知道也不相信当他们同时预订机票和酒店时，他们的确是可以节省费用的。
"The most fruitful locations were at the aviaries, where I was able to setup my studio in a large free-flight room and coax the birds to fly across the white set," says Zuckerman.
“最有收获的地方就是鸟类饲养场，我可以在一个放养鸟类的大棚里搭建起自己的工作室，然后引诱它们飞过我的白色布景。”祖克曼这样说。
It was as though Orville and Wilbur Wright had not just discovered powered flight but had built a plane with tray tables and a duty-free service.
那时赖特兄弟好像还没有发明动力引擎飞机，但用折叠餐桌和免税服务引擎的购物中心已经起飞。
reduced flight schedules, making free seats harder to find;
省略了航行时间表，这使得用户很难订到免费的座位；
reduced flight schedules, making free seats harder to find;
省略了航行时间表，这使得用户很难订到免费的座位；
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