查询词典 armor grating

In the course of the research of modulation measurement based on phase shift techniques, this paper gives the programs on error margin analysis of the phase shift and the function analysis of grating, and analyzes facts that phase shift error has some effects on obtaining modulation value.

在研究基于相移技术的调制度测量原理中，编写了相移误差分析及光栅性能分析的程序，并分析了相移误差对获取调制度信息的影响。

When the axis turns with the most grating, photoelectric cell's signal is sin wave.

当轴转用最光栅、光电电池的仲波信号。

The phase grating is realized with photolithographic IC technique. Three different methods to realize phase gratings are discussed.

用光刻法实现了这一位相光栅，并比较了不同位相光栅制作法的优缺点。

The phase grating is realized with photolithographic IC technique.

用光刻法实现了这一位相光栅，并比较了不同位相光栅制作法的优缺点。

Starting from these basic problems, we described the photosensitivity of fiber and writing technology of fiber grating.

论文首先从这些基础性的问题入手，描述了光纤的光敏性和光纤光栅的写入技术，并对光纤光栅的波长敏感特性进行了讨论，利用相位-应变-温度模型分析了光纤Bragg光栅的应变、温度、压力敏感特性。

The results of calculation and measurements have been demonstrated by the experimental researches on photosensitivity and grating performance of chalcogenide fiber.

在详细了解和分析硫系玻璃材料性质的基础上，对硫系光纤的基本特性、特殊工艺、光纤的基本实验方法进行了理论和实验研究。

The proper optical fiber,plane directional optical grating and concave reflector were chosen and integrated together based on the theoretical computation for the optical layout of the spectrometer.

设计一种微型可见光CCD摄像光谱仪的光学结构，通过理论计算，选用合适的光纤、平面定向光栅和凹面反射镜，并将它们合理组合，采用聚焦反射和分光的方法，将待测光进行色散，直接投射到CCD接收器件的表面。

Based on the three- dimensional coupled wave theory, the theory of diffraction of local volume holographic grating s recorded with arbitrary polarization plane waves is studied.

基于三维耦合波理论，研究了两束有限宽度的任意偏振平面波干涉产生的局域体全息光栅的衍射问题。

The institute equipped with 760 sets of all classes of large-scale apparatus, which included computer workstation, large format scanners,large format graphic plotter, X-ray Fluorescence Spectrometer, Inductively Coupled Plasma Atomic Emission Spectrometer, Atomic?Absorption?Spectrometry, powder X-ray diffraction, One-meter Plane-grating Spectrograph, Oscillographic Polarograph, ScanningElectron Microscope, Infrared Spectrometer, Electronic Precision Balance, Sspectrophotometer, semi-industrial ferromagnetic separator,semi-industrial scrubbing machine, semi-industrial continuous dense-medium separation apparatus; semi-industrial continuous gravityconcentrating table equipment and etc.

拥有计算机工作站、大幅面工程扫描仪、大幅面绘图仪、X荧光光谱仪等离子体时序式光电直读光谱仪、原子吸收分光光度计、粉晶X衍射、一米光栅摄谱仪、示波极谱仪、扫描电子显微镜、红外光谱仪、精密电子天平、分光光度计、半工业型强磁选机、半工业型擦洗、半工业型重介质、半工业型重选摇床等设备760 多台。

Ray tracing theory is used to obtain phase and universal polynomial function of grating,and the coefficient of the polynomial function is optimized by genetic algorithm.

该方法根据光线追迹原理设计获得光栅相位和面形多项式函数通式，采用遗传算法优化面形多项式函数系数，分别设计了分束比为1：2×2、1：3×3、1：4×4的光栅分束器件；其衍射效率分别为81.83%、81.11%和74.01%；三个器件的光强均匀性分别达到0.02394、0.1838和0.1912，并用Matlab进行了仿真。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。