megahertz

noun

1. 兆赫；百万赫兹
   a unit for measuring radio waves and the speed at which a computer operates; 1 000 000 hertz

1. N-COUNT 兆赫
   A megahertz is a unit of frequency, used especially for radio frequencies. One megahertz equals one million cycles per second.
   1. ...UHF frequencies of around 900 megahertz.
      大约900兆赫的超高频率

1. The second parameter specifies the rate of the pixel clock in megahertz.
   第2个参数指定的是像素时钟频率（单位为MHz）。
2. High-speed analog-to-digital conversion chips can thus exploit hundreds of megahertz of RF spectrum simultaneously.
   高速类比数位转换晶片因此能同时运用数亿赫兹的RF频谱。
3. A few years ago people buying computers only looked at megahertz, or how many gigahertz, and so on.
   几年前，人们购买电脑只能看着兆赫，或者有多少千兆赫，等等。
4. The bandwidth ( megahertz) and spectrum position of the signal arising from television scanning.
   电视扫描信号所占的频谱位置和带宽（以兆赫计）。
5. The speed of SDRAM, therefore, is not measured in the familiar old nanoseconds but in megahertz, like processors.
   故而，SDRAM的速度不再用大家熟悉的纳秒来度量，而像处理器那样用兆赫（MHz）来度量。
6. Commercial FM Broadcasting stations transmit their signals in the frequency range of 88 megahertz ( MHz) to 108 MHz.
   商业调频电台使用的频率，分布在88～108兆赫的波段内。
7. A clock signal with 1 million pulses per second is referred to as a 1 megahertz.
   每秒钟有一百万个脉冲及时钟信号，也称兆赫。
8. One Megahertz is a frequency of one million cycles per second.
   一兆赫是每秒一百万周期的频率。
9. High power LED and LD are applied in the system as pulsed light sources to freeze the in-plane and out-of-plane motions of MEMS devices. It can be characterized from their static state up to frequencies of one megahertz with nanometer scale resolution.
   系统利用高亮度LED和LD作为脉冲光源，有效冻结MEMS器件的面内和离面运动，能在从静止状态到1MHz很宽的频率范围内对MEMS器件进行表征，达到了纳米级分辨力。
10. This paper describes simply the structures features, and their applications in systems of variable integrated voltage controlle phase shifters at frequencies from several megahertz to a few gigahertz.
    简要介绍了频率从几兆赫至几千兆赫各种集成压控移相器的结构、特点及其在系统中的应用。
11. The construction of campus megahertz Intranet
    千兆校园网的建设
12. As an application example, a tunnel diode based Chua's circuit with standard DC bias is given, whose spectrum of chaotic signal has reached hundreds of megahertz.
    作为应用实例，该文给出了一个采用标准偏置隧道二极管实现的、混沌带宽达到数百兆赫兹的混沌电路。
13. Application of Megahertz Synchronous Switch Battery Charger
    兆赫同步开关电池充电器的应用
14. Traditionally Compact Antenna Test Range and Outdoor Static Test Site are used to do electromagnetic scattering measurement, but the cost of the two sites is extremely high and the usable lowest frequency limit is tens of Megahertz or few hundred Megahertz.
    电磁散射测量一般在紧缩场和室外测试场中进行，两种场地的建设费用很高，最低下限频率是几十甚至几百兆赫兹。
15. Only at frequencies on the order of tens of megahertz, the noise distribution obeys Gaussian.
    当频率达到数十兆赫兹数量级时，则服从Gaussian分布。

noun

1. one million periods per second

   Synonym:    MHzmegacycle per secondmegacycleMc