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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。
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。
The 1.5-stage transonic compressor, which is used in the 1.5-stage transonic compressor test rig, is investigated by the steady method and the unsteady method of CFD. 本文以即将建设的1.;5级跨音压气机试验台所使用的压气机为研究对象，利用CFD对其进行了定常和非定常研究。
A simple and steady method of cAMP protein competition assay 一种简便、稳定的cAMP蛋白竞争测定法
The method seems good but it needs to be tried out. 这个方法似乎不错，但需要试验一下。
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。
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。
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。
There was a steady increase in population. 人口在不断增长中。
I can't claim infallibility for this method. 我不敢说这方法绝对有效。
He knew Helen was going steady with Michael. 他早知道海伦与迈克尔的关系很稳定。
The old man is not steady on his legs. 这位老人站不稳。
Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
The ship kept to a steady course. 那艘船一直沿原航线航行。
Popularizing this new method is not an easy job. 推广这种新方法不是件容易的工作。
Have a steady touch in dealing with ... 善于沉着地应付。。。
This is not an economical method of heating. 这不是一种经济的取暖方式。