In recent years,round steel bar,deformed steel bar and helical rib steel wire for prestressed concrete are new kinds of high strength prestressed reinforcement.
螺旋肋钢丝、异形钢棒和光圆钢棒是近年开发的高强钢丝新品种。
Chemical compositions and optical properties were investigated by X-ray photoelectron spectroscopy(XPS) and spectral ellipsometry(SE),respectively.
采用X光电子能谱和椭圆光谱方法分析了a-C:F薄膜的化学组分和光学性质。
Investigation of semi-spheres on the boundary layer development over a smooth circular plate;
光滑圆盘上小半球对边界层发展影响的实验研究(英文)
Error compensation for eccentric motions of circular gratings;
运动偏心对圆光栅副测量的影响及误差补偿
The Precision and homogenity of Circular Grating;
圆光栅精度及均匀性研究
A circular grating is used for accurate positioning.
该控制系统采用圆光栅作为转台位移检测工具,采用了数字位置环和模拟电流环共同组成双闭环随动系统,其中位置控制器是带有速度前馈和加速度前馈的数字PID伺服滤波器。
Aimming at high positioning accuracy demands of revolute joint,the closed-loop feedback using circular grating was adopted.
从提高位置精度出发,采用了基于圆光栅全闭环反馈的回转关节控制方案。
Study on the Principle, Manufacturing and Calibration Technology of Metrological Radial Grating;
计量圆光栅的原理、制造及检测技术研究
Research of Circular Grating Rotary Piezoelectric Micro-angle Actuator
圆光栅回转式压电微角度执行器的研究
Improving the accuracy of new-type encoders using error harmonic compensation
利用误差谐波补偿法提高金属圆光栅测角精度
Compensation of Angle Measurement Error of Circular Gratings for Parallel Dual-joint Coordinate Measuring Machine
平行双关节坐标测量机圆光栅测角误差补偿技术
Nonlinear propagation of circularly polarized light in magneto-optic fiber Bragg gratings
磁光光纤Bragg光栅中圆偏振光的非线性传输特性
Optical Fiber Bragg Grating Pressure Sensor Based on Thin-Walled Cylinder Structure with Temperature Compensation
带温度补偿基于薄壁圆筒结构的光纤光栅压力传感器
Cylindricity Measuring Device with Graduated heed of LEITZ Microscope and Grating Micrometer
基于LEITZ万工显分度头与光栅测微计的圆柱度测量装置
double-beam grating spectrophotometer
双光束光栅分光光度计
Fabrication of Chirped Fiber Gratings Using Fiber Bragg Gratings
用布拉格光纤光栅制作啁啾光纤光栅
Fiber-optic Bragg Grating Principle and Its Applications(Ⅰ)──Fiber-optic Bragg Grating Principle
光纤光栅原理与应用(一)──光纤光栅原理
NSR nVidia Shading Rasterizer
nVidia描影光栅引擎
filter-grating infrared spectrometer
滤光器-光栅红外光谱仪
raster scan electron beam lithography
光栅扫描电子束光刻
high-energy throughput echelle spectrometer
高能红外光栅光谱仪
far-infrared vacuum grating spectrometer
远红外真空光栅光谱仪
mode-locked grating external cavity laser
锁模光栅外腔激光器
Influence of refractive index modulation on fiber Bragg grating characteristics
光栅折射率调制对光纤Bragg光栅特性的影响
Study on Fiber Grating Based Fiber Lasers, Filters and Tilted Fiber Gratings
基于光纤光栅的光纤激光器、滤波器和倾斜光纤光栅的研究