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- Land Line Frequency Modulation 陆线调频
- The Design of the Compression filter About Line Frequency Modulation Signal 线性调频信号压缩滤波器研究
- line frequency modulation(LFM) 线性调频信号
- Frequency modulation does not allow static to creep in. 频率调制不允许静电干扰混入。
- A land line can be wire or fiber optics or microwave. 陆上线路可以是金属或光纤电缆或者微波线路。
- Frequency modulation is not possible with polychromatic light. 多色光不可能调制频率。
- So when ever there is a land line available use it in preference to your cell. 优先使用有线电话,而非行动电话。
- The figure below illustrates a simple frequency modulation architecture. 下面的图表列举了一个简单的调频结构体系。
- A method of representing data in magnetizable surface storage; for example,"modified frequency modulation". 在磁表面存储技术中一种表示数据的方法,例如改进型调频制。
- Typically caused by distortions to the frequency components below the horizontal line frequency . 它沿水平方向逐步扩展,通常是由低于行频的频率畸变造成的。
- A police officer, standing about15 yards away, held upacardboard sign offering a telephone land line as anotherofficerheld up the handset. A third officer used a bullhorn. 一位警察站在15码远的地方,手中举着牌子提示可以为他们提供电话,另一名警察手持听筒,还有一名警察拿着扩音器。
- A large proton synchrotron,uses frequency modulation of an electric field to accelerate protons. 一种大的质子同步加速器,用电域的调频加速质子。
- A police officer, standing about 15 yards away, held upacardboard sign offering a telephone land line as anotherofficerheld up the handset. A third officer used a bullhorn. 一位警察站在15码远的地方,手中举着牌子提示可以为他们提供电话,另一名警察手持听筒,还有一名警察拿着扩音器。
- A method of representing data in magnetizable surface storage;for example, " modified frequency modulation" . 在磁表面存储技术中一种表示数据的方法,例如改进型调频制。
- A police officer, standing about 15 yards away, held up a cardboard sign offering a telephone land line as another officer held up the handset. A third officer used a bullhorn. 一位警察站在15码远的地方,手中举着牌子提示可以为他们提供电话,另一名警察手持听筒,还有一名警察拿着扩音器。
- Because characteristic of electron gun job is restricted, scanning frequency included line frequency and field frequency two concepts. 由于电子枪工作特点限制,扫描频率包括了行频与场频两个概念。
- American engineer and inventor whose improvements to radio communication included the development of frequency modulation(1933). 阿姆斯壮,奈尔·奥尔登生于1930美国宇航员,他森身为阿波罗11号指挥官,成为第一个登上月球的人(1969年7月20日)
- For longer conversations, use a land line with a corded phone, not a cordless phone, which uses electromagnetic emitting technology similar to that of cell phones. 拨打电话时等对方接听之后才将手机放到耳边,这样可以减少电磁辐射的时间和强度。
- It is also required that the power station shall be capable of moderating with load peak, frequency modulation. 要求该电厂有调峰、调频的能力。
- Telephone systems are at the heart of business, whether it is a standard land line, mobile phones, voicemail, teleconferencing, or Internet phone software.? 电话系统是商务的核心,不管它是普通的固定电话,移动电话,语言邮件,电话会议或者是互联网电话。