In the paper. the interference intensity of signal laser beam and the reference one is carried out in detail on a heterodyne laser probe with amplitude modulated laser source.
本文详细推导了用振幅调制激光为光源外差激光探针的信号光与参考光干涉光强表达式。
Using the 10th International geomagnetic Reference Field (IGRF) models, the latitudinal distribution of harmonic amplitude and its time-variation of geomagnetic potential are investigated.
利用第10代国际参考地磁场模型(IGRF)的资料，研究了地磁位的谐波振幅的纬度分布及其时间变化。
Discriminator: a device that converts a property of an input signal such as frequency or phase into an amplitude variation depending on how the signal differs from a standard or reference signal.
鉴别器，鉴频器：一种将输入信号的某一特征，如频率或相位转变为幅度变化装置，其变化大小因信号与标准或参考信号的不同程度而异。
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