具有直接或间接加热的阴极的电子管四极管.Tube tetrode with directly or indirectly heated cathode.拖到绘图页后,可以添加具有直热式或旁热式阴极的电子管四极管.Drag onto the page to add a tube tetrode with directly or indirectly heated cathode....
reentry aerodynamics再入大气层空气动力学High - speed reentry aerocraft is usually with terminal guidance system.高速 再入飞行器通常具有末制导系统.The spaceship made a successful reentry into the Earth’s atmosphere.宇宙飞船成功地重返大气层。The spacecraft made...
She read avidly from an early age—books, magazines, anything.她从小就酷爱阅读——书籍、杂志，无不涉猎。She read avidly from an early age — books, magazines, anything.她从小就酷爱阅读——书籍 、 杂志, 无不涉猎.Thank you for a most entertaining magazine, which I...
...an all-night rave at Castle Donington.在多宁顿城堡的彻夜狂欢The unofficial Maker Faire mascot is this robotic giraffe, known as the Rave'Raff.非官方的设备费尔吉祥物是这个机器人长颈鹿, 因为狂欢'拉夫称.I am a great fan of rave music.我是锐舞狂欢乐的狂热乐迷。I...