最后，研究昆虫前飞时的高升力机制并研究昆虫飞行的能耗问题。
And finally, the high lift mechanics during forward flight and the energy expenditure are also explored.
为了模拟前飞桨叶间的相对运动，网格布局采用了运动嵌套网格方法。
The moving overset grid method is employed to account the relative motion among the blades which are rotating, cyclic pitching and cyclic flapping.
这可以持续反对前飞诱导阻力，在没有重大损失摆脱垂直放在支持飞机的重量。
That can be sustained against the induced drag of forward flight without significant loss in to vertical lift out puts to support the weight of the aircraft.
然后依据通用结构模型，利用飞行实测数据，得到悬停和前飞状态下的辨识模型。
According to the generic structural model, specific parameterized models in hover and forward flight are obtained by using the flight test data.
对方程组的周期系数处理以及前飞时的相关参数对旋翼动稳定性的影响等进行了研究。
The treatment of equations with periodic coefficients and the influence of related parameters on rotor dynamic stability were investigated.
休使用高密度旋转机翼产生的需要起飞电梯，并使用一个标准的推手推力生产装置推到前飞的飞机！
Use a Hugh high density whirling wing to generated the needed take off lift, and use a standard pusher thrust producing device to propel the aircraft into forward flight!
应用自由尾迹方法和旋翼配平模型，建立了一个悬停和前飞状态旋翼在导弹发射线上的诱导速度计算模型。
Based on the rotor free-wake model and the rotor trim model, an analytical method is developed for the prediction of helicopter rotor induced velocities on missile trajectory.
分析了直升机从悬停到小速度前飞时，定常垂直气流的非均匀分布对直升机平衡操纵以及对系统摆振后退型模态阻尼的影响。
The influences of nonuniform vertical flow on helicopter trim controls and regressive lag modal damping levels were analyzed in hovering and forward flight.
引入尾流收缩比因子，并将大速度时的涵道等效为圆形机翼，建立了一个适合于直升机悬停和前飞状态涵道尾桨气动特性分析的动量理论方法。
The shroud at high speed is modeled as an elliptic wing in order to construct a momentum theory method to investigate the aerodynamic characteristics of ducted tail rotor in hover and forward flight.
上面这幅达利的名画（《在醒前一秒因蜜蜂围着石榴飞而引起的梦》），描述的就是这个概念。
The famous painting above (Dream Caused by the Flight of a Bee around a Pomegranate a Second Before Awakening) by Salvador Dali, depicts this concept.
而后，李雄飞会和同伴们进行讨论并打草稿写出在传达坏消息前要说的话。
Li and his people then discuss and write a draft of what to say before they deliver the bad news.
公司的现代飞思三门小型客车，一年前还未开始销售，也为公司带来了收益。
The company's quirky Veloster three-door small car, not on sale a year ago, contributed to the gains.
它们的部分前翅是覆盖在后翅上的，这在能飞的昆虫中是独一无二的。
They are also unique among flying insects because their fore wings partly overlap their hind wings.
不久前在生物灵感和仿生学上发布的结果显示：飞蛇的飞行不仅令人叹为观止，并且飞行过程中使用了一些在空气动力方面的很复杂的技巧。
The results, just published in Bioinspiration and Biomimetics, show not only that flying snakes are surprisingly good aviators but also that they employ some complex aerodynamic tricks.
该航天器与六年前启程航向内太阳系，并对地球、金星和水星从事飞近探测。
The spacecraft began its journey more than six years ago, traveling through the inner solar system and embarking on flybys of Earth, Venus and Mercury.
普罗富莫先生接手的联合信贷银行十年前的资本实力在意大利中排第八位,欧洲第四十六位。 普罗富莫先生的到来，使它一飞冲天。
Mr Profumo has taken a bank that ten years ago was Italy's eighth-largest, on capital strength, and Europe's forty-sixth, and put a sizzling rocket underneath it.
14年前，当时网飞公司刚刚诞生几个月，我需要为我们的网站、电子邮件和法律文件等选择一个研发代号。
Fourteen years ago, when Netflix was only a few months old, I needed to choose a codename — something to use for our test site, our email and our legal documents.
曾经我读到一个㣰故事，小鹰需要在会飞前在悬崖上练习飞翔。
Once I read the story that the little eagles needed to practice flying in the cliff before they could fly.
中国商飞称该飞机将于2010年前获得美国以及中国官方的适航资格。
CACC says the aircraft is expected to obtain flight certification from American and Chinese authorities by 2010.
中国民用航空总局对新飞行员飞客机或升职为机长前的飞行经验要求提高了。
The CAAC previously increased, rather than reduced, minimum experience levels before new pilots can fly passengers or be promoted to captain.
前茬作物、播种方式、耕作制度和气候条件等都通过影响玉米的播期或灰飞虱的发生数量来间接影响当地或当年病害发生的轻重。
The others such as previous crops, sowing way for maize, cropping system and the climate were indirect factors, which affected the sowing date or amount of planthopper.
在飞机面世前，能像鸟一样拥有翅膀在空中飞这样的想法已经被人类想了千百年。
Man had imagined flying with wings in the sky like a bird for thousands of years before the airplane was invented.
在飞机面世前，能像鸟一样拥有翅膀在空中飞这样的想法已经被人类想了千百年。
Man had imagined flying with wings in the sky like a bird for thousands of years before the airplane was invented.
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