To decrease the effect of temperature on fiber coil, we adopted the technology and method of quadrupolar winding, and we have finished several fiber coils.
为了减小温度对光纤环的影响，我们采用了四机子绕线法，并且利用自行研制的半自动绕线机构完成了多个光纤环的绕制。
But the IMU accuracy based on high precision fiber-optic gyroscope (FOG) is degraded because of the sensitivity of the FOG fiber coil to the magnetic field.
由于高精度光纤陀螺(FOG)的光纤线圈对磁场敏感，基于高精度FOG的IMU精度会受磁场影响而降低。
The winding technology of fiber coil used in fiber optic gyroscope was demonstrated. The principle and application of Brillouin Optical Time Domain Reflectometer (BOTDR) were introduced.
阐述了光纤陀螺中光纤环的的作用和绕制技术，介绍了布里渊光时域反射计（BOTDR）的工作原理和性能。
The effects of the square wave cycle, phase, duty cycle and the fiber coil group delay and amplifier gain bandwidth on the bias error of closed-loop FOG were analyzed by simulating and testing.
通过仿真和测试分析了调制方波的周期、相位、占空比、光纤环的群延时以及放大电路的增益带宽对陀螺输出偏置的影响。
The thermal nonreciprocity in sensing coil is one of sources induced temperature drift in FOG , so the fiber loop is usually wound by quadrupole(QAD) symmetrical technique.
敏感线圈的热非互易性是引起光纤陀螺温度漂移的重要因素之一，因而人们多采用四极对称技术（QAD）绕制光纤线圈。
The two helical nanofibers have absolutely opposite helical senses, but have identical cycle number, coil diameter, coil length, coil pitch, fiber diameter, and fiber cross section.
它们具有绝对相反的螺旋旋向，但却具有相同的纤维直径，纤维截面，螺旋直径，螺旋圈数，螺旋间距，和螺旋长度。
With temperature-sensitive fiber Bragg grating wrapped into the coil winding, we manage to measure the internal temperature of coil winding directly.
将刻有温敏光栅的光纤缠入线圈绕组内，实现对线圈绕组内部温度的直接测量。
Wound coil of glass fiber insulation material with self-extinguishing properties, will not short circuit arcing, heat of the resin will produce toxic or harmful gases.
缠绕线圈的玻璃纤维等绝缘材料具有自熄特性，不会因短路产生电弧，高热下树脂不会产生有毒有害气体。
During the experiment, as the coil radius of multimode fiber changes, output characteristic of the laser has been measured. Meanwhile, the mode loss of different modes is calculated theoretically.
实验测量了多模光纤激光器在不同缠绕半径下的输出性能，并理论计算了各阶模式在不同缠绕半径下的损耗特性。
During the experiment, as the coil radius of multimode fiber changes, output characteristic of the laser has been measured. Meanwhile, the mode loss of different modes is calculated theoretically.
实验测量了多模光纤激光器在不同缠绕半径下的输出性能，并理论计算了各阶模式在不同缠绕半径下的损耗特性。
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