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- Based on the concept of persistence of vision, the Phantom's single rotor blade has a center of rotation outside of the UAVs' physical fuselage. 为了便于持续观察，幻影的单个旋翼的刀片有一个旋转中心，这个旋转中心位于机身外侧。
- The 3D turbulent flow in a transonic single rotor is computed numerically by use of an explicit 3D turbulent time-marching Navier-Stokes solver in finite volume form with the option of applying Baldwin-Lomax turbulent model. 用有限体积表示的三维雷诺平均N－S方程显式格式的时间推进法，对一个单转子压气机的三维湍流流场进行了计算。
- The wake geometry of coaxial rotor and single rotor in hover and in level flight was investigated in the course of water tunnel experiment , and the wake boundary of a coaxial rotor for different advance ratios were investigated as an emphasis . 通过对单旋翼和共轴式双旋翼在水洞中的对比实验 ,研究了在悬停和以不同速度前飞时 ,共轴式双旋翼和单旋翼尾迹形态的共性与区别 ,着重研究了在不同前进比时共轴式双旋翼尾迹边界的形态。
- Degassing Device with Single Rotor 单转子除气机
- OPTIMAL DESIGN OF A TRANSONIC SINGLE ROTOR 跨音速单转子压气机气动设计的优化
- Single rotor autonomous helicopter with ducted fan 单旋翼涵道风扇式无人直升机
- Phenomenon and Control of Pendulum in Single Rotor Helicopter with Ducted Fan 单旋翼涵道风扇式无人直升机的钟摆现象与控制
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- Do you want a single or a return ticket? 你要单程票还是往返票?
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- I have had to work for every single penny I earned. 我挣的每一便士都是辛苦工作得来的。
- The huntsman fired a single shot at the lion and settled its hash. 猎人朝那只狮子开了一枪，把它打死了。
- Five twenties and ten single, please. 请给我5张20元的和10张1元的。
- She wore a single orchid on her evening dress. 她在晚礼服上缀着一朵兰花。
- Up to yesterday, I thought he was single. 直到昨天，我一直以为他是独身。
- Can you let me have a room with two single bed? 可以给我一间两张单人床的房间吗？
- One of four offspring born in a single birth. 四胞胎之一一胎出生的四个孩子中的一个
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
