The incidence angle of laser beam and other factors have been found to result in more effective polishing , with optimal best smoothing observed at incident angles of 75 ? 探讨了激光切割和抛光金刚石膜的基本规律,详细探讨论述了激光的工艺参数对抛光效果和抛光效率的影响。
The empirical formula of brdf changes with different incident angles is fitted according to the experiment data . in chapter four , the solar ultraviolet spectrum monitor was calibrated 第四章在对标准光源和漫反射板的研究基础上,建立了定标装置,对太阳紫外光谱监视器进行了地面辐射定标。
An optimized surface structure for suppressing the reflection from photonic crystal slab lens is reported . the reflection is reduced to below 0 . 3 % for the incident angle less than 48 degrees 摘要报道了用来抑制光子晶体平板透镜表面反射的优化表面结构。当入射角小于48 ,透镜的表面反射率可降到0 . 3 %以下。
Results from this thesis concluded that numerical simulation can be applied to study " effect of varying the incident angle of dilution air on the performance of the gas turbine combustor " 本文针对某种航空发动机火焰管模型结构,采用数值模拟方法对“掺混空气喷射角度对燃烧室性能的影响”这一问题进行了探讨。
According to the phinel formula , this article discusses all kinds of polarization of reflected light and refracted light during the natural light and the ray - polarized light are incident in different incident angles 摘要依据菲涅耳公式,讨论了自然光、线偏振光以不同的入射角入射时反射光和折射光的各种偏振状态。
With this method , different shielding materials of every layer can be achieved under the circumstances of the prespecified shielding effectiveness ( se ) , different incident angles and the prespecified band of frequencies 通过该算法,可以设计出在指定屏蔽效能、不同入射角度的电磁波和指定的频带要求下的各层屏蔽材料。
The snapshots of the theoretical and salt model show that they reduce artificial reflections to a great extent and absorb energy over a wide range of incident angles 理论模型及三维盐丘地质模型波场切片快照试算结果表明,该吸收边界条件可以有效地吸收人为边界反射,适用于较大入射角情况,从而消除了边界有效波信息的干扰。
Numerical results of the plate and plate with rivets varying with the incident angles show that the distribution of the rivets affects the rcs pat - tens in some directions 数值计算了导体平板上有无铆钉时的雷达散射截面随入射角的变化,结果显示当平板上有多铆钉时,在一定的角度范围内,铆钉对雷达散射截面的影响非常明显并且与铆钉的分布情况有关。
The preliminary conclusion shows that the maximum rate of compression ratio changes is about 2 % and the change rate is less when the peak - to - valley value of wavefront aberration is less than a quarter of wavelength and incident angle is properly 脉冲压缩光栅对系统达到衍射极限时,在选择适当的入射角度时,光栅波像差所引起的脉冲压缩比变化并不大。
4 . when sppc operated in ce : batio3 with 532nm continuous wave , the phase conjugate reflectivity was measured as a function of incident angle , incident spot dimension , incident position in the crystal and incident power 对连续532urn激光入射下, ce : batio3晶体的位相共轭特性进行大量实验研,究,讨论了位相共轭反射率与晶体上激光入射角、激光在晶体上入射位置。