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- The digital IF modulator desinged meets the requirement of the WCDMA system. 所设计的数字中频调制器能够很好地满足WCDMA的系统要求。
- The paper provides a new thought and solution based on the research of the IF modulator and demodulator of Software Radio. 本文在对软件无线电中频调制解调器研究的基础上，提出了一种新的思路和解决方法。
- Research results prove that the design of digital IF modulator and demodulator of Software Radio appeases the capability and requirement of Software Radio. 研究结果表明，本文所设计的软件无线电数字中频调制解调模块能够满足软件无线电对中频调制解调器的性能要求。
- The paper provides the design of hardware of digital IF modulator and demodulator of Software Radio which includes Digital Signal Processor、Micro Control Unit and AD/DA convertor etc. 本文主要研究了软件无线电中数字中频调制解调模块的设计和实现，设计了一个以数字信号处理器、微控制器和AD/DA转换器等器件为核心的基本硬件平台，运用正交调制程序对数字、模拟基带信号实现数字正交调制，上变频至中频信号输出；
- A CMOS IF Modulator with High Gain Adjustment Range 具有高可调增益范围的CMOS宽带中频调制器
- Protection: you can only hope to control the scope of errors if modules are syntactically delimited. 保护性:如果模块是按依照语法分割的,您只能希望控制错误的范围了。
- You can do it this way if you care to. 如果你乐意的话，可以这样做。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- If I had my way, I'd go to the movies tonight. 假如我做得到的话，我今晚会去看电影。
- If we all muck in we'll soon finish the job. 如果我们大家都动手，一会儿就可以干完这件事。
- If you go to a private hospital you must pay. 如果你去一家私立医院就诊，你得付费。
- We should practice economy even if we are rich. 即使我们富裕了也仍应该厉行节约。
- Do you mind if I draw up the blinds? 我卷起窗帘你不反对吧？
- She will buy him a cardigan if her son asks her to. 如果她儿子要求的话，她就给他买一件羊毛衫。
- I'm going to make sure if I'm going to Macao. 我要拿定主意我是否去澳门。
- He walked along as if favoring his sore foot. 他走路像是特别小心照顾他那只酸痛的脚似的。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- If everyone does his part, the project will surely be a success. 如果大家都尽责，这个项目肯定会成功。
- If today is Tuesday, the day after tomorrow will be Thursday. 假如今天是星期二，後天就是星期四。
