查询词典 transmittance

Analytical solutions of the transmittance and reflectance of pulse trains in non-scattering semitransparent slab are deduced.

导出了脉冲链入射非散射性半透明平板时透射比和反射率的解析解。

The effect of the ultraviolet-visible light transmittance,doping amount of thorium dioxide and neodymium sesquioxide,pH value of the aqueous solution of sodium dodecyl benzenesulfonate and some other factors on the ph.

以玻璃珠为载体，用溶胶-凝胶法制备二氧化钍和三氧化二钕复合二氧化钛膜对水溶液中的十二烷基苯磺酸钠进行了固定相光催化氧化实验。

This pupil filter can realize different types of superresolution by changing the periods of sine function or the transmittance of the central point.

选择正弦函数的周期以及光瞳中心点透过率变化两个参量来实现对最终超分辨效果的调节。

Mode field equation set is derived from boundary conditions. The solution of the equation set is obtained by means of reflection transmittance coefficient matrix algorithm.

由边界条件，推导出模式场方程组；借助反射透射系数阵递推算法，得出了方程组的解。

On the basis of analyzing the principles of interleaver filters of the interference of polarized light and planar lightwave circuit-type lattice structure, the equivalent mathematical representation of the spectral transmittance of the two kinds of interlearers is revealed. The equivalent relationships of the structural parameters of them are given.

在分析比较双折射晶体偏振光干涉型和平面波导环形格子结构型光交错复用滤波器原理的基础上，揭示了两者在光谱透射率的数学上的等效性，给出了两者结构参量之间的等效关系，可以直接利用经简单傅里叶级数对比法获得的晶体的结构参量对平面波导环形格子结构型光交错复用滤波器进行结构设计。

After modular multi-grating spectrometer measurement, the average transmittance in the air is found to be 80%.

用组合式多功能光栅光谱仪测得其在空气中的透光率均在80%以上。

Measure the transmittance of the solution by a spectrophotometer and compare the result with the standard curve.

用分光光度计量度混合液的透析度并与标准曲线作比较。

In the experiment, the TiO2 nanoporous films were made dy using multiple sprinkling technique in the home-made sprinkling box instead of the doctor blade method. The multiple sprinkling technique can quickly produce the TiO2 film and easily control its thickness, i.e. transmittance. The multiple sprinkling technique made TiO2 films receive the result that the higher heating temperature and the longer heating duration, the better photoelectric conversion efficiency . The experimental data show that the sprinkling technique is better than the doctor blade and the DSSC integrated with the photoelectrode ca.

实验中自行制作喷雾箱，以多次喷雾的方式制作TiO2多孔膜，取代传统的刮刀涂布法，达到快速制作及容易控制膜厚或膜之透光率的目的，当藉由喷雾法所制作的奈米TiO2多孔膜烧结温度越高时，其光电转换效率也越好，烧结时间越长，DSSC光电转换效率越佳，整体之效果，喷雾涂布法有较优於刮刀涂布法的效果。

Calibration model for prediction of an apple's sugar degree is feasible and effective by near infrared transmittance spectroscopy in the range of 600~1100nm.

利用近红外透射光谱法对苹果糖度进行检测分析，表明在600￣1100nm的波长范围内建立对苹果糖度的预测模型是可行和有效的。

Then we test the density, transmittance properties of these tellurite glasses. The result shows that these glasses\' density is 2～3 times of that of silica and UV cut-off wavelength is quite short.

然后又研究了Na_2O-TeO_2-WO_3-Al_2O_3和TeO_2-TiO_2-La_2O_3碲酸盐玻璃的形成与性能，研究表明，这两个体系玻璃的Tg和Tx-Tg的综合性能较好，具有良好的工艺性。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。