查询词典 grating

In order to study the grating diffractive field's characteristics of the partially polarized and coherent beams, an analytic expression of polarization degree and angular correlation of partially ploarized and coherent beams through polarized gratings is derived based on the beam coherentce-polarization matrix approach of partially coherent beams.

为了研究部分偏振部分相干光光栅衍射场的衍射特性，利用部分偏振部分相干光的光束相干-偏振矩阵，推导出了部分偏振部分相干光通过任意偏振光栅后，衍射场的偏振度及场中衍射级次角相关的一般解析表达式。

Calculation of the dispersion with angular misalignment of grating pair compressor by ray-tracing method.

压缩器光栅不平行度对色散影响的光线追迹法研究。

The complete analytical form and analysis on angular dispersion formula of two-dimensional grating.

二维平面光栅角色散公式的完整解析形式及分析。

From the point of view of eliminating angular dispersion, the planar tilt errors and groove parallelism can ompensate each other, and the groove-width difference and planar errors of tip can also compensate each other.

标 签 光学器件拼接光栅压缩器时域特性脉冲展宽偏差补偿 optical devices tiled grating compressor temporal property pulse-broadening alignment errors compensation

Grating sensor is a type of accurate sensor which is widely used for linear and angular displacement measurements.

引 言 光栅位移传感器(包括直线位移和角位移)是一类广泛使用的精密测量器件[1，2 ] 。

On the basis of autocollimation principle,combining with grating interference principle, a new autocollimation interferometry method was put forward which can measure three-dimensional angular distortion.

以自准直原理基础，将光栅干涉原理引入，提出了一种能对船体三维变形测量的自准直干涉法。

The altar of bronze with its bronze grating, its poles and all its appurtenances, the laver with its base

铜祭坛、祭坛的铜格子、杠杆和一切用具，盆和盆座

At last, the atomic elastic model is firstly applied to explain the reason why FBG loses its grating characteristic at high temperature.

通过分析研究，提出了用原子弹性模型解释FBG在高温状态下失效原因的新观点。

In order to make up for the deficiency that photoelectric autocollimator does not have high resolution and large measuring range at present, an auto-collimation angular measurement method based on imaging grating is presented.

针对目前光电自准直仪难以做到既有高分辨力同时又有大的测量范围的不足，提出一种成像式光栅自准直测角方法。

The body having a grating element (2) comprising a surface of revolution about the axis of rotation.

机体具有光栅元件(2)，光栅元件(2)包括围绕旋转轴的旋转表面。

We will see more and more activist government policies that distinguish economic activities according to the nationality of the actors.

我们将看到越来越多激进的政府政策，这些政策根据企业的国籍来区分经济活动。

If we can prove the independence of an axiomatic system, then we can guarantee the conciseness of this system, ie.

如果能够证明某个一阶谓词系统的独立性，那么就能够保证该系统的建立是精炼的，即没有任何一条公理或推理规则是多余的。