查询词典 refractive index

Discussion of using the backscattering echo to measure turbulent atmosphere structure constant of refractive index.

利用后向散射测量大气湍流强度的探讨。

Large aperture laser scintillometer for measuring the refractive index structure constant of atmospheric turbulence.

测量大气折射率结构常数的大口径激光闪烁仪。

According to the generalized Huygens-Fresnel principle, the peculiarity of laser beam intensity distribution is simulated under the different condition such as refractive index of atmospheric structure constant and transmission pace and laser wavelength.

根据广义惠更斯-菲涅耳原理，对TEM00模和TEM10模光束在不同大气折射率结构常数、传输距离和传输激光波长条件下的光强分布特性进行数值模拟。

The effects of the structure constant of the refractive index fluctuations Cn2 and the inner scale of the turbulence l0 on the M2 factor have been analyzed quantitatively. Consequently, a new method for determining the characteristics parameters of the turbulence based on the measurement of the M2 factor by experiments has been proposed.

定量分析了表征大气湍流参数的折射率结构常数Cn2和涡旋内尺度l0对M2因子的影响，并由此提出了一种通过实验测量大气湍流中光束的M2因子，进而确定出大气湍流参数的新方法。

The result indicated:Without considering the influence of atmospheric turbulence,the visibility is higher,the beam intensity attenuation is smaller;Under the condition that only considered the atmospheric turbulence influence,wave length of transmission laser and refractive index of atmospheric structure constant have an important influence on beam intensity distribution.

结果表明：在不考虑大气湍流影响的条件下，能见度越高，光强衰减越小；在只考虑大气湍流影响的条件下，传输激光的波长，大气折射率结构常数，对激光远场光强分布具有重要影响。

Through measuring curvature radius of the thin convex lens, we can measure refractive index of the liquid.

用液体和薄凸透镜可以组成液体透镜组，通过测量薄凸透镜的曲率半径，达到测定液体折射率的目的。

At last,a optical engineering software is introduced to simulate optical scattering in the deep sea water ,and studys the corelation between scattering and relative refractive index,particle density and particle size in the sea water.

最后通过光学工程软件对海水中的散射进行仿真实验，研究散射与海水中粒子密度、粒子大小和相对折射率的关系。

This simulation shows that a capillary tube with thin wall should be used in experiment and the fringe pattern is very sensitive to the distance between the cylindrical lens and the capillary tube. For enhancing accuracy, this distance should be determined by fitting a standard liquid with known refractive index in experiment.

结果表明实验中应使用薄壁毛细管，由于干涉条纹对柱面透镜到毛细管之间的距离非常敏感，为提高精度，建议在实验中用已知折射率的标样来确定这一距离。

The refractive index change might be due to the densification.

折射率的改变可能与结构致密化有关。

The results showed that N content increases the sp^3 C-N content and decreases content and decreases the sp^2 C-N. The refractive index and electronic polarization of dielectric constant decreases with increasing N/C ratio.

研究结果表明，随着CN薄膜N/C比的增大，sp^3 C-N的形成受到抑制，sp^2 C-N的形成增多，薄膜折射率以及介电常数电子极化贡献部分降低。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。