Hypersonic wind tunnels operating at very low densities were developed starting in about 1960.低密度超音速风洞大约开始发展于1960年.It would reach hypersonic speeds -- five times the speed of sound.也就是说,要使飞机达到特超音速—即音速的五倍.FEM FCT is used ...
The forebody design a key issue for hypersonic airbreathing vehicle.前体设计是吸气式高超声速飞行器设计的关键之一.It would reach hypersonic speeds -- five times the speed of sound.也就是说,要使飞机达到特超音速—即音速的五倍.hypersonic aerodynamics高超音速空气动力学rarefied...
He tip-toed to the door in his stockinged feet.他踮着脚尖走到门口,只穿着袜子没穿鞋。...black sharp-toed cowboy boots.黑色尖头牛仔靴She toed cautiously into the room.她小心翼翼地踮着脚走进房间.She toed scrupulously into the room.她小心翼翼地踮着脚走进房间。Open - Toed or B...
Swiss fans cheered Jakob Hlasek during yesterday's match with Courier.昨天,瑞士球迷在雅各布·赫拉塞克对阵库里耶的比赛中为赫拉塞克喝彩加油。Then I remembered the cheque, which cheered me up.然后我想起了那张支票,这让我精神大振。The assembled multitude cheered and whist...
尼科尔斯动身去他在康涅狄格州的偏僻农舍了。Nichols set off for his remote farmhouse in Connecticut.我动身去山谷了,一切全凭运气。I set off for the valley, trusting to luck.他看一眼手表说:“我想我们最好动身吧。”He glanced at his wristwatch. "I suppose we'd better make a ...
The Silver Fangs borrowed many traditions from their noble Kinfolk.银牙从他们的贵族亲属那里借鉴了很多的传统.Even lupus Kinfolk gather in tightly knit packs.即使狼亲属也被收入结构严密的组织.Kinfolk don't receive much coddling, however.无论如何,亲属不会受到溺爱....