光栅

Grooves play an important role in the transmission efficiency of the metallic grating.

利用时域有限差分算法模拟了二维金属光栅的电磁场，分析了金属光栅透射率随波长的变化。

The transmission spectrum of long period grating was analized by a combination of coupled mode theory and transfer matrix method.

用耦合模方法和传输矩阵法相结合对长周期光栅的传输光谱特性进行了研究，提出了用相移长周期光栅使双峰的增益谱线平坦化。

A method of relative calibration for "Shanghai"soft X-ray film,using transmission grating on synchrotron radiation source,is introduced.

介绍了在同步辐射源上用透射光栅对"上海"软X光胶片进行相对标定的方法，初步研究了"上海"胶片的特性，得到了在276eV和930eV两能点的胶片黑密度与相对曝光量的关系曲线；应用标定结果，计算了光栅的衍射效

The EDFA dynamic gain equalizer based on HPDLC grating is developed according to the character of HPDLC grating's transmission spectrum.

根据聚合物分散液晶光栅的透射谱特性和其电压可调控特性的研究，提出了基于聚合物分散液晶光栅的掺铒光纤放大器动态增益均衡器。

As the condition of Gaussian approximation for the spectral distribution of input optical signal,the expression of transmission efficiency of arrayed waveguide grating comb bandpass filter is recommended.

在输入信号光谱分布高斯近似条件下，给出了阵列波导光栅梳状带通滤波器信号通道传输效率的计算表达式和输入信号光谱宽度对阵列波导光栅梳状带通滤波器信号通道输出特性的影响。

The selected subject gives a general design of the grating auto testing instrument, by using the characteristics of orthogonal A and B signals output by optical encoder and symmetrical black and white linear transmission grating bar, and analyzing the means of the high electrical level of signals change to number of counter pluses.

本文通过分析了编码器输出两路信号的正交性(相位相差90°)与直线透射式光栅黑白栅条的分布均匀性的特性，应用把高电平宽度转换为计数脉冲的个数的测试方法，给出了光栅自动测试仪的总体设计方案。

The numerical calculation shows that the space distibution of the electromagnetic field in each sub-micro-layer changes with the varing transmission depth in the relief grating, the space distribution in each sub-micro-layer is uniformer than that in isotropic grating and the optical parameters of the anisotropic relief grating and the incident beam have a large impact on the space distribution of the electromagnetic field in relief grating and so on.

数值计算表明，光波场光强的空间分布随透射深度的变化而变化，各向异性介质光栅体内光波场的空间分布相对各向同性介质要均匀，光栅材料的性质参数和光束的入射参数对光波场光强的空间分布有较大的影响等。

In the most important, the rotary voice coil and the raster rule tie better in and get more effective travel of raster rule.

最重要的是旋转式的音圈电机能很好的与高分辨率的直线光栅尺配合使用，使光栅尺的有效行程变大。

Our results suggest the deficit of spatio-temporal processing mainly depend on the loss of spatial vision in anisometropic amblyopia.

本文的第一部分着重探讨了弱视患者运动光栅检测和运动光栅方向辨别能力的损伤机制。

We found that the grating motion direction discrimination deficits in anisometropic amblyopia can be almost completely accounted for by deficits in moving grating detection.

我们发现屈光参差性弱视对光栅运动方向辨别任务造成的损伤几乎可以全部归结于运动光栅检测的损伤。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了