...镜片越大,焦距越短者,解析力就越佳,但镜片的制作也就越困难,因为易产生色差(Chromatic Aberration)及像畸变(Distorsion),以CANON Stepper为例,其NA=0.42,换算成照相机光圈,Stepper镜片之昂贵也就不足为奇了。
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scanner distorsion 扫描图像失真
phase distorsion 相位畸变
truck rigidity against distorsion 转向架扭曲刚度
tracing distorsion 描纹失真
elastic distorsion 弹性畸变
Distorsion allowance 变形裕度
magnitude distorsion [电子] 幅度失真
bead wire distorsion 钢丝圈偏扭
The melt index (MI), heat distorsion temperature (HDT), solvent resistance, thermal stability, mechanical properties and fracture morphologies were presented.
并对其熔融指数(MI)、热变形温度(HDT)、抗溶剂性、热稳定性、力学性能和破坏形态进行了研究。
This paper shows that under certain conditons it is possible to diminish and even eliminate the nonlinear distorsion of a peak envelope detector by biasing the diode adequately.
本文对一般所谓惰性失真和切削失真同时分析讨论而获得统一公式,并且发现对二极管加适当的正偏压可以减小或消除失真。
The effects of the transverse distorsion of suspended structures are considered in this paper, and fundamental differential equation of torsion for suspension bridges is derived.
本文考虑悬吊结构周边变形的影响,推导出了悬索桥扭转的基本微分方程。
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