英语释义

1. an instrument for measuring the frequency in cycles per second of an alternating current or of a radio wave

片语

frequency sweep meter扫频仪

radio frequency moisture meter射频水分计

frequency departure meter频率漂移计

radio frequency power meter射频功率表

ondometer频率计；波长计

cymometer频率计

carrier frequency level meter载频电平表

high frequency calreadyntration meter高频浓度计

frequency millivolt meter高频毫伏表

frequency deviation meter频偏计

frequency concentration meter高频浓度计

英汉例句

• this paper illustrates the general design of digital frequency meter based on fpga/cpld technology.

  简述了基于fpga/cpld技术的数字频率计的总体设计。

• a digital frequency meter designed by using equal precision measurement, have realized the frequency measurement.

  利用等精度测量原理实现了频率的测量。

• the digital frequency meter is a device which is one kind of using decimal system digital directly display the signal frequency.

  数字频率计是直接用十进制数字显示被测信号频率的一种测量装置。

• in the digital circuit, the digital frequency meter belongs to the sequence circuit, it mainly by has the memory function trigger constitution.

  在数字电路中，数字频率计属于时序电路，它主要由具有记忆功能的触发器构成。

• the digital frequency meter to achieve the desired requirements of the variable-range measurement, measuring range 0.1hz-9999mhz, accuracy up to 0.1hz.

  该数字频率计达到预期要求，实现了可变量程测量，测量范围0.1hz—9999mhz，精度可达0。

• the frequency meter is not accurate. please have it rectified .

  频率表不準确，请把它效正。

• a new method of frequency measurement based on the theory of digital frequency meter is presented. the mcu at89c51 is used for the center controller.

  介绍了一种基于数字频率计原理，以at89c5 1单片机为控制器件的新型频率测量方法。

• measurement method of nonlinear distortion is also discussed. instruments made in china were used and background noise in the selective frequency meter was eliminated in the measurements.

  并介绍了采用国产仪器，去掉选频表本底噪声的方法来测量放大器的非线性失真。

• a frequency meter in high stability is reported.

  介绍了一种高稳定度频率计。

• by taking the advantage of the voltage/frequency convert function of lm331 chip, a new kind of frequency meter was designed, which is small in size, high in precision and convenient in application.

  利用lm331芯片的电压/频率转换功能，设计了一种体积小、精度高、实用性强的频率计。

• sound card frequency meter source code for on-line collection. when downloading use please respect.

  声卡频率计源代码，为网上收集的。下载使用时，请尊重原创作者的版权。