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- The unsteady aerodynamics on body are dealt with two quasi steady aerodynamics theories(i.e. slender body method and subsection aerodynamics derivative method which are applicable to subsonic and supersonic flight conditions). 用细长体理论和气动导数方法计算了导弹的非定常气动力 ,两种方法均适用于亚音速和超音速情况。
- Equations of steady drawdown,seepage velocity,quasi steady time and ideal well distance were obtained through analytic seepage equation. 通过分析理论解,从中得出稳态降深方程、稳态渗流速度方程、准稳态时间方程和理想井间距方程。
- An aircraft in steady flight over the earth is just as suitable an inertial frame of reference as the earth itself. 在地球上空稳定飞行的飞机,正如地球本身那样,也可作为惯性参照系。
- The QSS (Quasi Steady State) model of converter which neglects the negative impedance of DC system will bring some errors when three phase unbalanced fault occurs in AC system. 当交流系统发生三相不对称故障时,忽略直流系统负序分量的准稳态模型将给交直流混合系统的仿真带来较大的误差。
- Steady flight attendants in Afghanistan: blue mix is a landlocked country yearning for the sea. 沉稳的阿富汗空姐:蓝色的搭配是一个内陆国家对海洋的向往。
- An Approach to Trace Power System Quasi Steady State Time Domain Trajectories of Medium and Long Term Voltage Stability 中长期电压稳定准稳态时域轨迹追踪方法
- The beats of the drum were steady and slow. 鼓声平稳而缓慢。
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- The flight to Accra goes twice a week. 飞往阿克拉的班机一星期开两班。
- The old woman fell down a flight of stairs. 那位老太太从一段楼梯上摔了下来。
- Quasi Steady State Simulation of Large-Bore Low-Speed Two-Stroke Diesel Engine Propulsion Plant System 大型低速二冲程柴油机动力装置的准稳态仿真
- He did not to be tied to a steady job. 他不愿死守着一件乏味的工作。
- A flight of steps led up to the house. 一段台阶向上通到了屋前。
- He set his house on fire before he took to flight. 他逃跑前,放火烧了自己的房子。
- I'll make sure of the time of the flight. 我要核实一下这班飞机的时间。
- His room is approached by a flight of steps. 有一段台阶通向他的房间。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- There was a steady increase in population. 人口在不断增长中。
- The bandits, hearing steps, took to flight. 匪徒听到脚步声就逃跑了。
- 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