反射率

The acoustic sensing characteristics of FBG hydrophone are addressed and the effects of the coupling coefficient, reflectivity, grating distance and reflection wavelength bandwidth of FBG on FBG hydrophone characteristics are analyzed.

论述了FBG水听器探头基元——光纤Bragg光栅的传感特性，分析了FBG的耦合系数、反射率、反射带宽和栅长对FBG水听器传感特性的影响。

We analyse the mechanism of reflectivity reduction caused by charged particles radiation.

并分析了辐照引起的反射镜反射率下降的原因。

The preliminary experiment in air shows that the radiation reflectivity is not more than 20% at the wavelength range of 500~2400 nm.

对空气中微构造硅的辐射反射的初步研究表明，在500~2400nm范围内的光辐射反射率不高于20%。

As the orientation of optical axis is arbitrary, the polarization states and the amplitudes of the o ray and e ray and the refracted ray were given, and the theoretical expressions of the reflectivity and the transmissivity representing energy relations between the rays were obtained, which provide a theoretical basis for developing and applying crystal devices.

在晶体光轴取向任意的条件下，给出了反射的o光、e光以及折射光的偏振状态和振幅以及表明各光束间能量关系的折射率和反射率的理论表达式，为晶体器件特性的研究提供了有力的理论工具。

The comparisons show the present model are in agreement with available theories and experiments.In particular, the model is further applied to investigate the wave reflection properties of regular waves propagating over sinusoidal topography on sloping beaches.

此外本文探讨 Booij's ramp (1983)不同坡度底床地形及欧等人(2007)沙涟试验造成反射波之反射率，结果显示於适当坡度范围内本文模式可呈现优於传统缓坡方程式计算结果并与试验结果相近。

The driver circuit of CCD is realized by CPLD (Complex Programmable Logic Device). In the multi-functions spectroscope's optical system, ring-shape aperture illuminates is used to reduce the sample's undersurface's reflection, then enhance the measurement precision of the reflectivity.

CCD的驱动时序电路通过可编程逻辑器件CPLD来实现，多功能光谱仪的光学系统中采用环形照明技术来减少玻璃样品下表面的反射，从而提高玻璃样品反射率的测量精度。

Finally, we used "ConoScope" to measure the optical properties of fabricated Ch-LCDs, such as reflective spectra, reflectance, contrast ratio, and viewing angle.

最后，我们使用&ConoScope&来测量制造的胆固醇液晶显示器的光学性质，例如：反射频谱、反射率、对比和视角分布。

The study indicates that the center wavelength of FBG's reflected spectrum on the two polarization directions shift, and the reflectivity decreased with the increase of the twist angle. The longer wavelength produces"red shift". The shorter wavelength produces"blue shift". And the wavelength shift is basically same.

研究表明，随着扭转角度的增加，两个偏振方向的光栅反射谱中心波长发生移动且反射率降低，长波长的产生&红移&，短波长的产生&蓝移&，移动的波长量基本相同。

Although the reflectivity is small near the condition of resonance, the large negative GH shifts can be more easily detected in comparison with the shift from a plane-parallel film in vacuum.

尽管接近于共振时，反射率比较小，但是和平面平行薄膜相比，楔形薄膜所产生的大的负GH位移更容易探测。标签楔形薄膜 Goos-H？nchen位移反射

One monolayer of CSB deposited on Au/Ge(111)-√3 at 220 K followed by cooling to 100 K leads to the formation of a well ordered (2×1) structure as observed by LEED. The TPD spectra for CSB thermal desorption from Au/Ge(111)-√3 exhibit showed two well-resolved peaks at Tp = 243 and 274 K corresponding to multilayer and monolayer desorption, respectively.

我们也尝试利用LEED观察二苯乙烯吸附在(√3×√3)R30°表面的规则排列，并且成功看到(2×1)的LEED绕射图谱，另外我们也架设一组氦氖雷射来测定表面上吸附物的光学反射率变化，在金属覆盖的锗(111)单晶表面上，确定Au覆盖量不同会造成反射的变化。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。