An effective aerodynamic optimization design method of transonic airfoil is given.提出了一种有效的跨音速翼型气动优化设计方法.The experimental results of NACA 0012 airfoil dynamic pressure measurement are given here.12翼型动态测压的实验结果,初步分析了影响翼型动态气...
An effective aerodynamic optimization design method of transonic airfoil is given.提出了一种有效的跨音速翼型气动优化设计方法.The experimental results of NACA 0012 airfoil dynamic pressure measurement are given here.12翼型动态测压的实验结果,初步分析了影响翼型动态气...
Pale colours are much more in vogue than autumnal bronzes and coppers.浅色比黄褐色和红棕色这些秋季色彩更流行。I only paid a few coppers for it.我只花了几个铜板买下这东西。Have you any coppers in your change?你的零钱里有铜币吗?He had only a few coppers in his pock...
This is beautifully decorated with colored paper, cones, candles, and miniature colored flags or pennants.把这个用彩纸、金色的松果 、 蜡烛以及小型的彩旗或者三角旗装饰起来非常漂亮.The colourful flags added to the gaiety of the occasion.彩旗增添了盛会的欢乐气氛。Party l...
He once told an interviewer that he didn't even like rock music.他曾告诉一位采访者,他甚至都不喜欢摇滚乐。A young man plunged from a sheer rock face to his death.一名男青年从陡峭的岩壁上坠崖身亡。Changing stresses bring about more cracking and rock defo...
熟练的技工在这个城市里很受青睐.Skilled workers are at a premium in this town.他是一名加油站技工.He is a garage mechanic.技工预计这艘船到9月底才能修好。The operator expects the ship to be out of commission until the end of September....