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- powered flight phase 动力飞行阶段
- The arrival of powered flight brought mankind into the modern age. 动力飞行目标的实现使人类进入了近代时期。
- However it was in the area of powered flight that the town made its mark. 但那个小镇出名的领域是动力飞行。
- Insects are the only group of invertebrates to have evolved powered flight . 昆虫是唯一一类动力飞行的无脊椎动物。
- 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。
- He thinks Microraptor used its hind wings only for gliding, folding them out of the way for powered flight. 他认为，顾氏小盗龙仅仅用后翼来滑翔，在加力飞翔时，便折叠起来，以免挡道。
- Powered flight evolved later, to increase maneuverability and to simplify returning to the hunting perch. 而动力飞行能力演化较晚，目的在于增进机动性，并让牠们更容易返回栖木。
- Now we must acknowledge that birds are a group of the feathered theropod dinosaurs that evolved the capacity of powered flight. 而现在我们则必须承认，所谓的鸟类是指一群有羽毛、演化出飞翔能力的兽足类恐龙。
- It could, like the modern-day albatross, glide by navigating through thermals but was also fully capable of powered flight. 它有可能跟现代信天翁一样靠热感应指引方向滑翔，但要全力飞翔还得借助动力。
- "Even a cursory examination of the evidence in representational arts shows that angels and cherubs cannot take off and cannot use powered flight,” said Prof Wotton. “通过粗略测试代表作品中的刻画及描述，我们就可获知：天使以及童天使根本没有动力系统，无法起飞，”沃顿教授说。
- Members of this school think that powered flight developed as a natural extension of gliding (such controlled falling is used as a way of travelling from tree to tree by several arboreal species today). 这个学派的成员认为，这让鸟的滑行能力自然而然地进化到飞行能力（今天的一些树栖物种从一棵树到达另一颗树就使用了这种能自控的下滑能力）。
- The thermal environment conditions of thermal protection system in different flight phases such as preparation on ground, ascend, orbital and reentry are described. 阐述了地面准备、上升段、空间轨道飞行段和再入段等不同飞行任务阶段低温贮箱的热环境条件。
- Hieronymous Maxim, the inventor of the mechanized gun and the aeroplane in Arcanum, is based on Hiram Maxim, the inventor of the first machine gun, who also experimented with powered flight. 马克西姆发明了机枪，名字来自真实发明机枪的老兄，而那老兄也研究飞机。
- The Study of Free Flight Phase Trajectory Estimation 自由飞行段弹道估计方法
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- powered flight; kerosine-powered jet engines. 动力飞行；油动喷气式发动机。
- The first successful sustained powered flights in a heavier-than-air machine were made here by Wilbur and Orville Wright on December 17, 1903. 1903年12月17日，莱特兄弟第一次用比空气重的飞行器进行了有动力的持续飞行。
- Space Shuttle Guidance Law for Terminal Energy Management Flight Phase 航天飞机末端能量管理制导律
- Construction of the 30 British use of the entire closed hangar, the integration of the island superstructure, powerful flight deck, the hydraulic known as "the prototype of modern aircraft carrier. 30年代英国建造的皇家方舟号航空母舰采用了全封闭式机库、一体化的岛式上层建筑、强力飞行甲板、液压式弹射器，被誉为“现代航母的原型”。
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
