栅距
- pitch
![栅距](../cache/1399737.jpg)
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不等栅距整流器对工作叶片振动的影响
The effect of the stator with unequal pitch cascades on the compressor blade vibration
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为了降低测量复杂形貌时因栅距变化产生的误差,发展了虚参考平面法。
A virtual reference plane technique was developed to reduce the error due to grid pitch changes while measuring complex shapes .
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离子束ns脉冲测量用可变栅距同轴靶
A nanosecond coaxial target with adjustable grid for pulsed proton and heavy ion beams
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一种对移动IP中移动性管理的改进方法浅评变栅距光栅位移传感器几种位移解算方案
An Enhanced Approach to Mobility Management of Mobile IP ; A brief discussion about several calculating methods for the displacement sensor based on variable period grating
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提出了一种制作变栅距(VLS)光栅的相位扫描方法。
A phase scanning method for fabricating varied line-space ( VLS ) grating is put forward .
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提出了采用相位扫描方法加工变栅距(VLS)光栅的基本原理,给出了VLS光栅刻划机的控制系统,并通过刻划实验对这一新方法进行了验证。
The control system of the VLS gratings ruling engine is given also and a ruling experiment of the VLS gratings is made to examine the novel method .
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在细栅距的幅光栅系统中,衍射效应是很明显的,其能量约占总能量的10~40%左右,这种衍射光是造成Moire光电信号对比度不好和正弦性差的根本原因。
In an amplitude grating system of small grid pitch , the diffractive effect is distinct . Its energy will be about 10-40 percent of total energy . The diffractive light is the root cause to deteriorate the contrast of Moire signal and sinusoidal property .
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实验结果表明,光栅间距光学8细分等间隔,当光栅栅距为20μm时其测量非线性误差不超过25nm。
The experimental results show that the equal divisions of the grating pitch by 8 times via optical system and the nonlinearity error is no more than 25 nm when the grating pitch equals 20 μ m.
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应用TFFEC的新型平板显示系统,其空间分辨能力与阳栅距、栅极电压有很大关系。
The space spread function of the TFFEC is also evaluated when it is used in flat panel display device and that depends on the distance between anode and gate electrode , voltage of gate strongly .
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提出了利用变栅距反射光栅实现中心波长1053nm,谱宽6nm啁啾脉冲的光谱整形。
A new method , based on the spatial grating with variable line-space for spectrum shaping of chirped laser pulse with the central wavelength at 1053 nm and line width 6 nm , is presented .
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对变栅距光栅的实验样品进行了栅距的实际检测。
Examine the factual space of the experimental VLS grating sample .
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变栅距光栅线位移传感器的温度影响分析
Analysis of Variable Period Grating Linear Displacement Sensors Influenced by Temperature
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平面变栅距位相光栅位移传感器的测量精度极限
Measuring precision limit of displacement sensor based on varied-line-space plane phase grating
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自聚焦变栅距光栅设计、制作及特性研究
Design , Fabrication and Self-focusing Properties of Varied Line-space Grating
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平面变栅距光栅的原理及设计
Principle and Design of Varied Line Space Plane Gratings
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变栅距光栅衍射强度分布的一般公式及其应用
The General Formula Of The Light Strength Distribution For A Varied-Line Space Grating
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非均匀栅距对压气机叶片非定常气动力的影响
Effects of uneven blade spacing on unsteady blade forcing in an axial compressor
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应用不等栅距光栅的光刻对准系统
The Photolithography Alignment system Using Gratings with Different Constant
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对平面变栅距光栅的聚焦特性和像差校正原理进行了较全面的综述。
Summarize the focal property and aberration correcting ability of VLS plane grating .
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变栅距衍射光栅刻划机的控制系统设计
Control System Design of Ruling Engine for Varied-line Space ( VLS ) Diffraction Gratings
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轴流涡轮不等栅距板式喷嘴叶片的造型计算方法
A Method for the Profile-Calculating of Unequally Pitched Nozzle Plate Blades in the Axial-Flow Turbine
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旁栅阈值电压与旁栅距的关系研究
Study on the Relation between Sidegating Threshold Voltage and the Distance of Side-gate / MESFET
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变栅距衍射光栅的原理及应用
Theory and applications of varied line-space gratings
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用于波长编码光纤直线位移传感器不等距光栅栅距分布规律研究
Study On Line Space Distribution Of Varied-Line Space Grating For Wavelength Encoding Fiber Optic Sensor
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然后与常规栅距结构进行对比,结果表明在非均匀栅距结构下静子叶片所受的气动力在频谱图上仍表现出明显的离散特性。
The calculations predict that the characteristics of stator blade force frequency chart are discrete for all configurations .
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介绍一种栅纹栅距的精密图像测量方法。
A measurement method of a precision image for space between rasters based on image analysis is introduced .
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位移反馈部件选择系统选用了韩国东山公司的JENIX光栅尺,栅距为4μm,需要对光栅尺信号进行细分与辨向处理。
[ Korea ] . The grating scale signal need to be 4 folds subdivided and directional discriminated .
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采用相位扫描方法进行了变栅距光栅的刻划实验,并对刻划误差进行了初步的分析。
Make the ruling experiments for VLS grating using the phase scanning method . Analyze the ruling error primarily .
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利用计量光栅的栅距作为基准刻线,对二维精密工作台的运动位移进行测量,提出了一种新的位移测量方法。
A new method is presented to measure movement displacement of two-dimensional exact worktable when applying grating as standard reticle .
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介绍一种在分步投影光刻机中,采用不等栅距光栅进行对准的系统。
In this paper , an optical alignment system is introduced using gratings with different constant for the step projection photoetching machine .