本文研究了V波段四倍频器的设计和研制方法.This thesis presents the design and manufacture of a V - band frequency quadrupler.这种倍频器可以满意地用作为某型测速雷达的输出级.This frequency multiplier may be used satisfactorily as the output stage some velocity radar...
It's slightly kooky, but I love it.这有点怪，但我喜欢。You have a reputation for being kooky. Define word, please.你一向以古怪著称, 请定义一下这个词汇.It's slightly kooky, but I love it...这有点怪，但我喜欢。She's been mocked for her kooky wa...
The traditional lawn has been replaced by low-cost terracing, with a raised pool and waterfall.传统的草坪已经被低成本梯田所取代，梯田上有个高位水塘和瀑布似的水流。Contour planning with or without terracing is effective in conserving both soil and moistur...
最近的研究提示,红霉素对暴露于百日咳的易感者,在预防上有效.Recent studies suggested that erythromycin may be effective in prophylaxis against pertussis in exposed, susceptible persons.各抗生素平均耐药率由高向低依次为:氧氟沙星 ( Ofl)87.4%,红霉素 ( Ery ) 59.2%, 环丙沙星 ( Cip )...
艾奥瓦州今年玉米大丰收。In the state of Iowa, it's been a bumper year for corn.全国性的大丰收很快使米价回跌了.A nationwide good harvest soon brought down the price of rice.这幅画描绘了丰收的景象.The painting represents the scene of a bumper harvest....
You can obtain the product from all good chemists.你可从各大药房买到这种产品。Understanding these rare molecules will help chemists to find out what is achievable.了解这些稀有分子能帮助化学家找到可实现的目标。Two chemists were talking shop, and I hardly und...