单词：frequency doubling
frequency doubling的用法和样例：
例句
- When the input Gaussian beam size is very small, the effect of walkoff is very deleterious on doubling conversion.当入射超高斯光束口径非常小时，离散效应的存在将大大降低倍频转换效率。
- Based on the original FFTS, FFFTS substitutes the cycloconverter for the frequency mulitiplication transformer as the key device of FFTS.柔性分频输电系统是在最新提出的分频输电思想的基础上，利用了电力电子技术中的相控式交交变频器替代原分频输电系统模型中的铁磁型倍频变压器来作为分频输电系统中变频传送电能的关键设备。
单词：frequency doubling 相关文章
What's the frequency kenneth is your benzedrine Uh huh I was braindead locked out numb not up to speed I thought I'd pegged you an idiot's dream Tunnelvision from the outsider's screen I never understood the frequency Uh huh You wore our expectations
Friends 老友记全10季英语插曲
Did you hear the news? his wife asked. They're doubling the price of a Powerball ticket next year. It's going to be $2. He said, Two dollars for one ticket? That's ridiculous! One dollar is too much already. We never win anything! Correcting him, she
英文短篇故事（纽约）
Joel Hanson和Sara Groves两个乡村歌手的首度合作即擦出火花，这首《Traveling Light》节奏明快、旋律流畅。听这首会有特别轻松的感觉，卸下心灵上的包袱，轻装前进，寻找自由... Traveling Light Joel
英语金曲精听
Mother feeding her severely malnourished daughter at centre run by CONCERN and supported by WFP The United Nations World Food Program is more than doubling the number of people it is planning to feed in Niger, as a food crisis caused by drought in th
VOA标准英语2010年(四)月
Nasa doubles Mars traffic 美将发射两枚探测器登陆火星 An artist's impression of what the new rovers will look like 想象中的新的漫游者的样子 The American space agency, Nasa, has announced that it is planning to send two unmanne
双语有声阅读
科学家估计，如果不减少二氧化碳排放，2100年地球平均气温将至少上升4摄氏度，到2200年会上升8摄氏度，无疑是地球灾难性的噩梦。 此前有科学家用气候模型分析称，全球气温将受二氧化碳排
阅读空间