波段

White Gold Blue Sapphire Rings - 14K White Gold 7X5mm Oval Sapphire Ring 0.1 ct TDW A striking blue sapphire flanked by a trio of sparkling diamond accents characterizes this stunning ring designed with a smoothly-polished 14kt white gold band.

白金蓝宝石蓝环-十四K白金7 X5mm椭圆形蓝宝石戒指0 。1克拉T DW一个突出的蓝色宝石两侧由三名闪闪发光的钻石口音这一惊人的特点环形设计，顺利抛光一十四克拉白金波段。

To improve the gain and stability of output microwave,an X-band high power coupled cavity traveling wave tube with one RF sever and two RF lumped attenuators is studied.

为提高行波管的增益和输出波形的稳定性，开展了带高频切断X波段大功率耦合腔行波管的研究工作。

Effects of humidity fluctuation on the structure parameter of the refractive index for visible radiation.

湿度起伏对可见光波段折射率结构常数的影响。

For example, the sun, which has a surface temperature of about 5500 C (10,000 F) emits most of its radiation in the visible part of the electromagnetic spectrum.

以太阳为例，它的表面温度约5500摄氏度所发出的辐射绝大部分在电磁频谱的可见光波段。

The expemental results of calibrators showed a high systematic...

在0.6328、1.06和10.6μm三个波段针对标准器的实测结果表明，平均误差小于4.95％。

Tone control Band Up/Down key for easy operation.

音调控制波段上/下键，操作非常简单。

Compared with the arithmetic mean values of the emissivities within 8-14urn IR spectral band,the theoretical formula and its practical uses for calculating the mean value of the emissivity with the mean spectral emissivities are determined in narrow bands.

就8～14μm红外光谱区内利用测得的多个窄波段的平均光谱比辐射率计算该光谱区的平均比辐射率进行了理论分析和实验研究；并与相应的算术平均值进行了比较。

The average sizes, construction and morphology of the particles are characterized by XRD, BET (ASAT2010) and SEM. The infrared emissivities during 8~14 μm wave band of the nanoparticles are measured by IR-1 infrared radiometer.

通过XRD，BET(ASAT2010)比表面仪和TEM表征，研究了粉体的粒度、结构和表面形貌等特征；通过IR-1红外发射率测量仪器刚试了粉体在8~14μm波段的红外发射率。

It is clearly pointed out that the developing trend of the optical interferometry moves towards high phase resolution, high spatial resolution, wide wave range and highspeed transient measurement, and it will find everincreasing applications in the transient wavefront measurement, microstructure dynamic analysis for micromechanics and so on.

最后明确指出光干涉技术正沿着高相位分辨率、高空间分辨率、宽波段和瞬态高速测量的方向发展，并将会在瞬态波前测量、微机械的微结构动态分析等方面有着越来越广泛的应用。

Based on the data of surface solar radiant flux observed at Tianjin Region during 2003,the calibration of instrument, the changes of aerosol optical thickness in different wavelengths and its changing rule were discussed.

根据2003年在天津大气边界层观测站获得的CE318太阳光度计观测资料，探讨了仪器的定标、渤海西岸大气气溶胶不同波段的光学厚度及其变化规律。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。