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。
It is proposed that the complicated mode beating was due to the slight splitting of the transverse mode owing to the astigmation .
这些现象，有些可利用在谐振腔本征模理论基础上导出的公式来解释，另外一些可能是由于像散和畸变引起腔的横模分裂，从而导致复杂的模拍效应。
Research on the Modular Interference Beat Length of an Elliptical Core PMF
椭圆芯保偏光纤模传输特性和模间干涉拍长的研究
space very long baseline interferometry
空间甚长基线干涉测量法
Research on Vibration Fiber Optic Sensor Based on Intermodal Interference;
基于模间干涉的振动光纤传感器研究
Research on All Optic-Fibre High Voltage Transducer Based on Modular Interference;
模间干涉式全光纤电压互感器的研究
Intermodal Interference in Microstructure Fibers and Mode Coupling between Cavities;
微结构光纤中的模间干涉及光腔的模式耦合
3D Steady Numerical Simulation on Flow Interaction of Counter-rotating Fan;
多级叶栅间相互干涉的三维定常数值模拟
Output power equalization of laser dual spectrum lines is a special requirement which is put on its laser source by two wavelength beat-wave absolute distance interferometry.
双谱线功率一致性是拍波干涉测长方案对激光光源提出的特殊要求。
In order to supply laser-light-source which owns the trait of high stabilization of frequency beat-wave interferomete mechanism of thermal frequency stabilizing of double-longitudinal mode was studied.
为了满足激光拍频干涉仪所需要的高的频率稳定性的激光光源,研究了双纵模热稳频的机理。
millimetre-wavelength interferometry
毫米波长干涉量度学
This situation is called constructive interference.
这种情形称作相长干涉。
VLBI (very long baseline interferometry)
甚长底线干涉量度法
time-resolved interference spectroscopy
时间分辨干涉光谱学
Temporal and spatial coherence, two-beam and multiple-beam interference, interferometers.
4时间与空间同调，二至多道光干涉，干涉仪。
Optical Voltage Transducer Based on Modular Interference in Highly Elliptical-Core Polarization-Maintaining Fiber
基于椭圆芯保偏光纤模间干涉的光学电压互感器
The Analysis and Elimination of Optical Beat Noise in Fiber Low-coherence Interometry
光纤低相干干涉技术中光拍频噪声的分析与消除
The trouble with moving from interventionist industrial policy to a hands-off, liberal approach is that you have to intervene, and get your hands dirty, to get from here to there.
从干涉主义的产业政策转向放任自由的模式，其间的困难是你必须加以全面干预，不能撒手不管。
A chirp grating is placed inside a multimode interference( MMI) structure to shorten the device length and increase wavelength tolerance.
爲了缩短组件长度并增加波长变动容忍度，我们在多模干涉结构里面旋转一个周期渐变光栅。
Along the length of the filter, the interference film looks like a wedge.
沿薄膜的长度方向看干涉膜似尖劈。