并精确测定了仪器改装后的光栅转角计算公式，还讨论了仪器综合效率、光栅定位精度、滤光片的使用等问题。
In addition, some problems, such as the synthetical instrument efficiency, the precision of the grating location and the use of spectra! Filters, are also discussed.
本文运用希尔伯特变换空间调制器使十字光栅一级衍射谱的强度分布用于精密定位。
Using a Hilbert transform Modulator, the intensity distribution of first-order spectrum of crossed-slit is used for accuracy positioning in practice.
RM旋转执行器设计主要用于自动调节阀门，电动门，阻尼器，遮光栅格和其他的定位应用领域，要求部分的或多圈旋转运动。
The RM Rotary Actuator is designed to automate the operation of valves, gates, dampers, louvers and other positioning applications, requiring partial or multi-turn rotational movement.
利用双光栅衍射得到的激光莫尔信号进行精密定位具有很高的灵敏度和定位精度。
Precise positioning using moire signal from double grating diffracting has high sensitivity and positioning accuracy.
为了实现管道机器人在工作时对自身位置的全程定位，提出了一种基于光纤光栅空间曲率传感器全程定位的递推算法。
A recurrence algorithm based on fiber Bragg grating curvature spatial sensor for total distance positioning of in-pipe robot was presented.
用长光栅测弧长来实现角度测量的高分辨率要求，实现空间上的高精度定位。
And line grating is used to measure arc length in order to increase Angle measuring precision, thus high differentiate locating in space can be realized.
油缸同步采用电液伺服系统控制，配合国际水准的光栅尺。形成全闭环控制。同步控制精度极高。折弯精度、重复定位精度等也达到很高的等级。
The electric-hydraulic servo system can control the synchronization of two cylinders. Combined with high synchronization cont rolaccuracy, and higy bending and repetitive positioning accuracy.
实验结果表明，光纤光栅的应力特性能够满足磁悬浮列车定位的需要。
Experiment results indicate that the stress characteristics of fiber grating can satisfy...
实验结果表明，光纤光栅的应力特性能够满足磁悬浮列车定位的需要。
Experiment results indicate that the stress characteristics of fiber grating can satisfy...
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