amplitude modulation
基本解释
- 调幅；波幅调制
英汉例句
- The obvious source is pulse or amplitude modulation.
显著的因素是脉冲或幅度调制。 - Pulse amplitude modulation (PAM) is one form of the ways, in which it is widely used in the system of communication and control.
脉冲幅度调制波（PAM）是脉冲调制的一种形式，在通信和控制系统中得到广泛应用。 - After a brief comparison of AM (Amplitude Modulation), FM (Frequency Modulation) and PM (Phase Modulation), this paper gives a de-tailed analysis of PSK (Phase Shift Keying).
本文在简单对比了调幅、调频和调相方法之后，较详细地介绍了用于测井的相移键控系统。 - The first radio broadcasts were made using amplitude modulation.
双语例句
原声例句
词组短语
- amplitude -modulation receiver [电讯]调幅收音机;调幅接收机
- amplitude masking modulation 振幅隐蔽调制
- amplitude e modulation 调幅
短语
英英字典
- one of the principal methods of transmitting audio, visual, or other types of information using radio waves, the relevant signal being superimposed onto a radio-frequency carrier wave. The frequency of the carrier wave remains unchanged but its amplitude is varied in accordance with the amplitude of the input signal (Abbreviation AM, am)&rarrcompare frequency modulation
柯林斯英英字典
专业释义
- 幅度调制
- 振幅调节
- 振幅调剂
- 振幅调制
- 调幅
- 振幅调变
- 调幅
The sensor is matched with amplitude modulation operation measurement circuit, and relevant anti-jamming step is adopted.
传感器配以调幅运算法检测电路，并采取了相应的抗干扰措施，使测量精度达到了1g／m2。 - 幅度调制
A method of Symbol Error Ratio(SER) computation for cross Quadrature Amplitude Modulation(QAM) signals is given.
针对十字形正交幅度调制(QAM)信号的符号错误率计算问题，提出一种通用的计算方法。 - am调制
- 振幅调变
- 调幅
Therefore, the rational value of bending moment amplitude modulation is of great significance to the engineering design.
因此,弯矩调幅系数取值的合理性,对于工程设计也具有十分重要的意义。物理学
- 振幅调制
- 幅度调制
Continuous relief phasecorrectors plate are realized in photoresists. One of the importantadvantages of this method is its wider gray levels range and lesssensitivity to fabrication error than amplitude modulation codingmasks.
该方法较幅度调制编码掩模的优点在于：灰度等级更高、掩模制作误差小，在光刻胶上获得的浮雕结构表面光滑。机械工程
- 调幅