This make of transistor radio is small and beautifully designed.这半导体收音机小巧玲珑.She took her transistor everywhere with her.她去哪里都带着晶体管收音机.This transistor radio has four small cells.这台半导体收音机用4节小电池....
Every transistor has at least three electrodes.每个晶体管至少有三个电极.transistor megaphone晶体管扩音器Invention of the point contact transistor by Brattain and Bardeen. ( December 23 ).12月23日, 布拉顿 和巴丁发明点式电视晶体管.This transistor radio has ...
Most species live off aquatic snails.绝大多数种类以吃螺为生。Aquatic sports include swimming and rowing.水上运动包括游泳和划船.Visitors can view a rich and colorful array of aquatic plants and animals.游客们可以看到一系列各种各样、色彩斑斓的水生动植物。...
9月到了,早晨已有了寒意.September is here, bringing with it a chill in the mornings.他今天早晨已想尽办法与她联系。This morning he had tried every way possible to contact her.那个凉爽而晴朗的早晨让他异常兴奋。He felt strangely exhilarated by the brisk, blue mornin...
芳烃加氢饱和及开环反应是一种提高柴油十六烷值的有效途径.Its hydrogenation activity in aromatics saturation and ring opening activity were investigated.合成的正十六烷糖 ( sr123781 ),显示良好的抗凝血活性.A synthetic hexadecasaccharide. ( SR 123781 ) that displays exce...