1) modular interference beat length
模间干涉拍长
1.
The modes propagation characteristics and modular interference beat length in Elliptical-core Polarization Maintenance Fiber(E-core PMF) are very important parameters for designing optic-fiber sensors based on modular interference.
保偏光纤模传输特性和模间干涉拍长是模间干涉式光纤传感器设计中的关键参数,对于确定光纤传感器的工作波长、动态范围和线性度具有重要作用。
2) Modular beat length
模间拍长
3) modular interference
模间干涉
1.
An optical voltage transducer(OVT) for the electric power system based on modular interference in dual-mode highly elliptical-core polarization maintenance fiber(E-core PMF) is designed,and the temperature and environmental perturbation can be compensated automatically.
设计了一种基于椭圆芯保偏光纤模间干涉的光纤电压互感器,能对温度等环境干扰信号进行自动温度补偿。
4) beat frequency interferometer
拍频干涉法
5) beat-wave interferometer
拍波干涉仪
1.
The several measurement methods of beat-wave interference fringe fraction used in beat-wave interferometer are described.
描述在拍波干涉测长中使用的几种拍波干涉条纹尾数测量方法,提出一种拍波锁相型对准原理,介绍和比较拍波干涉仪的三个原理方案,讨论测量方法和测量精度等问题。
补充资料：长拍
1.节奏舒缓的乐曲。
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参考词条