These planes travel at supersonic speeds.这些飞机以超音速的速度飞行.In conclusion we note the following general items concerning flow in supersonic nozzles.最后,我们归纳几个关于超音速喷管流动的一般原则.In addition, the vehicle essentially surfs on the sup...
在医用直线加速器中通常都采用磁控管作为微波功率源.Magnetron is often used as microwave power source in clinical linac magnetron.本论文重点研究的是嵌入式系统在电子直线加速器 磁控管 频率自动跟踪控制中的应用.The AFC system of LINAC , based on the Embeded - system, is studied in the pa...
It was time now to show more political realism.现在是拿出更多政治务实精神的时候了。The early ambitions of youthful enthusiasm soon become tempered with realism.之前年少时对理想抱负怀有的一腔热情很快便被现实浇灭。Greene's stories had an edge of realism.格林的小说有强...
Her voice was shockingly loud. "Put the chair down," she brayed.她的声音大得吓人。“放下椅子，”她粗声说道。Neil brayed with angry laughter.尼尔愤怒地尖声大笑。The donkey brayed and tried to bolt.这头驴嘶叫着试图脱缰而逃。...
She wore a thick tartan skirt and a red cashmere sweater.她穿了一条厚厚的格子呢裙和一件红色羊绒衫。She idly pulled at a loose thread on her skirt.她无聊地扯着裙子上一根松掉的线头。This woman wore seamed nylons and kept smoothing her skirt.这个女士穿着长筒尼龙缝袜，不停地把裙子...