nnd meaning in English
还是一个帖放不下
奶奶的
上午说
妞真难
Examples
- A new criterion for the accuracy of difference scheme at the shock is presented . it is proven that the nnd scheme meets the criterion strictly
对差分格式在激波上计算准确性的标准提出了新的看法，并证明nnd格式完全符合这个标准。 - Abstract : a new criterion for the accuracy of difference scheme at the shock is presented . it is proven that the nnd scheme meets the criterion strictly
文摘:对差分格式在激波上计算准确性的标准提出了新的看法，并证明nnd格式完全符合这个标准。 - Nnd difference scheme divergences convection item and runge - kutta scheme iterates time item . the calculated outcome agrees well with the experiment data and analytic solution
采用nnd差分格式离散对流项,时间迭代采用龙格库塔法,计算结果与实验值和解析解一致吻合。 - The cell - centred finite volume algorithm , nnd finite volume algorithm and ausm + finite volume algorithm are studied for solving the euler equations , their abilities for hypersonic problem are studied especially
本文分别对格心有限体积格式、 nnd有限体积格式和ausm +有限体积格式进行了研究，在求解euler方程的基础上，研究了它们对跨音速以及高超声速流场计算问题的解决能力。 - Through the paper " s study , the cell - centred finite volume algorithm and the 2 - order ausm + finite volume algorithm can solve the subsonic flow problem well ; the nnd finite volume algorithm and 2 - order ausm + finite volume algorithm can solve the hypersonic flow problem well
研究表明，对于跨音速问题，格心以及二阶ausm +格式解决的很好；对于高超声速问题， nnd和ausm +格式解决的很好。