The excellence of the microstrip antenna is it's conformal. "微带天线的主要优点之一是其 共形 性.A novel singlesingle - patch wideband circular microstrip antenna with slots is proposed.设计了一种新型单贴片单层的开缝微带天线.The microstrip log periodi...
The excellence of the microstrip antenna is it's conformal. "微带天线的主要优点之一是其 共形 性.It uses Hittite MMIC and microstrip circuit to realize RF module in distance measurement radar.采用Hittite公司MMIC元器件和微带电路,实现了测距雷达射频系统的功能.P...
Volcanoes and geysers erupt.火山和间歇喷泉均能喷发.He has been able to tell us more about active volcanoes than any man alive.他现在比任何人都能更多地向我们讲述有关活火山的情况.The Cascade Range , to the north, is made up of volcanoes.北边的 喀斯喀特山脉 由一群火山组成....
Daisy called her daffy, but goodhearted.黛西说她傻乎乎的，但心肠很好。"Listen," said Daisy, digging into her oatmeal.“听着，”黛西一边大口喝着燕麦粥一边说道。a daisy wheel printer菊瓣字轮打印机...
Charles Babbage & Ada Byron ( Lady Lovelace ) worked on programmable mechanical calculating machines.CharlesBabbage 和adaByron发明了可编程的机械式计算器 ( 差分机 ).Then in 1822 I was built as an Analytical Machine by Charles Babbage.后来到1...
The camera combines rugged reliability with unequalled optical performance and speed.这款相机既坚固耐用，又有超凡的光学性能和快门速度。Here another rugged castle crowns the cliffs and crags.这里又有一座高低不平的城堡建在悬崖绝壁之上。an actor famous for his rugged go...