We were amazed, shocked, dumbfounded, shaking our heads in disbelief.我们震惊、愕然、目瞪口呆,难以置信地摇着头。I stood there dumbfounded.我站在那儿目瞪口呆。His reply dumbfounded me.他的回答使我哑然。...
We were amazed, shocked, dumbfounded, shaking our heads in disbelief.我们震惊、愕然、目瞪口呆,难以置信地摇着头。I stood there dumbfounded.我站在那儿目瞪口呆。She was dumbfounded by the terrible news.她被这可怕的消息惊呆了。This suggestion dumbfounded Joe.这项建议使乔目瞪...
At first, the thermodynamic calculation of Solid Ducted Rocket is researched.在此基础上,首先对固体冲压发动机热力计算展开了研究分析.Sound cover allowsa ducted cooling air outlet , from side only or from both front and back.隔音罩引导冷却空气从一侧或两侧及背面排出.So,...
With the frequent characteristics only, we can Judge the flying quality of a DFC aircraft easiely.利用频域特性, 可以方便地评定DFC飞机飞行品质等级.This paper introduces the control method of the DFC - motor system with PLC.介绍了用PLC实现数字变频器 - 电动...