If the signal frequency to be measured is low, wide strobe gate is required for high measurement precision.
当被测信号频率较低时，需要很宽的选通门才能得到较高的测量精度。
A cantilever is used to block the light reflected into optical fiber, and the vibration signal can be measured through the intensity modulation.
使用悬臂梁来遮挡反射回光纤的光，用光强度调制来实现振动信号的测量。
The electric parameters of rail circuit must be measured periodically to check if the signal system is in good condition and to avoid accident.
定期在线检测电气化铁道轨道电路参数，可确保信号设备工作在最佳状态，避免行车事故。
The measuring vibrating signal method may be used on real time, mean while, vibrating signal can be measured by peak to peak value or true virtual value .
对风机的振动量监测可以采用振动信号波形的实时监测，也可采用对峰峰值或有效值的实时监测。
Using the principle of the reference signal being uncorrelated to the measured signal, the latter could be extracted easily.
利用噪声信号与参考信号不相关的原理，有效地提取微弱被测信号。
In the testing of a certain antiaircraft artillery servo system, the signals needed to be measured are time-invariant signal and time-varying signal.
在某型高炮随动系统的测试中，待测信号有非时变信号和时变信号两种。
According to the Nyquist Theorem, the sampling rate must be more than twice the maximum frequency component of the signal being measured.
根据Nyquist定理，采样率必须是被测信号最高频率分量的两倍以上。
Further, the electromagnetic sensor may be operable to produce a signal representing the measured response by the construction material to the electromagnetic field.
此外，电磁传感器可用于产生表示测得的建筑材料对电磁场的响应的信号。
When the touch module induces the touch of an object to be measured, the processing module produces a relative position signal different from touching points.
当该触控模块感应到一待测物体的触控时，该处理模块产生异于所述触控点的一相对位置信号。
Based on the features of signals to be measured, the corresponding signal conditioning circuits are designed with the components of ultra-low noise and low distortion.
根据待测信号的特点，选用超低噪声、低漂移元器件，设计了相应的信号调理电路。
Based on the features of signals to be measured, the corresponding signal conditioning circuits are designed with the components of ultra-low noise and low distortion.
根据待测信号的特点，选用超低噪声、低漂移元器件，设计了相应的信号调理电路。
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