调制深度 meaning in Chinese
depth of modulation
modulation degree
modulation depth
percentage modulation
Examples
- It is found that the sensor tip with a 90 conical tip has the maximum optical modulation depth
理论和实验的结果表明，顶角处于90左右的光纤尖具有最大的光调制深度。 - The theoretical expression of the critical angle is acquired , showing that it rises with the increase of the depth and period of modulation of refractive index . also , it increases as the beam width decreases
从理论上得到了该临界角的表达式,它随折射率调制周期、调制深度的增加而增大,且光束越窄临界值越大。 - Using the couple mode theory , the reflection spectrum , the peak reflectivity and the reflection bandwidth of several typical fiber grating filters have been theoretically analyzed and numerically simulated
数值模拟了它们的反射谱分布、峰值反射率以及反射带宽随光纤光栅的长度和光栅折射率的调制深度的变化关系。 - It presents the mathematical models for the ppm modulation and demodulation circuits system . author gives out the conditions of linear modulation and demodulation , and educes its connection between the modulation factor and maximal laser frequency excursion
建立了ppm调制与解调的数学模型，给出了实现线性调制与解调的条件以及调制深度与最大激光频率偏移之间的关系。 - Owing to all - fiber - based system and the needle type of single fiber sensor head , it has many merits such as immunity to electromagnetic interference , simple structure , high measurement precision , high sensitivity and low drift
该传感器系统采用针式单光纤结构的传感头，使得系统具有结构简单、高精度、高灵敏度、无漂移等优点，其液位测量精度可达0 . 5mm ，最大光调制深度为21db 。