波段

Receiving technology with optical amplifiers and coupling space light into single mode fiber are key technologies in space optical communication at 1550nm.

在1550nm波段的空间激光通信中，空间激光到单模光纤的耦合及光放大接收是关键技术。

Mach-Zehnder Optical fiber space interferometer is an optical instrument in which the traditional optical interferometer arms are substituted by two fibers. It uses a visible light, and the interference of beams from fibers will be observed in the screen.

光纤Mach-Zehnder干涉仪是利用光纤代替常规M-Z干涉仪传输光路的一种仪器，使用在可见波段，由光纤出射的光在空间进行干涉，在干涉屏上出现可见的干涉条纹。

According to the spectral characteristics of different geobodies, and using principal component analysis, information multiplex and multidisciplinary analysis method, a good result of mineralized information extraction was given in this paper, with FIMS flight strip in Tie-muerte of North Xinjiang.

中文摘要：本文以红外细分波段新疆铁木尔特航带为例，依据不同地质体各自的光谱特征，运用主成分分析、多种信息复合等技术与综合分析方法，使该地段的矿化特征提取收到了良好效果。

A photo detector was put on the focal plane of the lens to detect the light.

对C波段的波长进行了解调，给出了实验系统及相应结果分析。

And now a band of web followers are calling him the coolest man in China.

现在的网络波段的追随者称他在中国最酷的人。

Variations of attenuation coefficients with rain rate for MP and LP model are compared under Mie theory and Rayleigh approximation. The approach to the solution of the Fourier integral in closed form is adopted for pulse propagation through rain medium .

在此基础上应用傅立叶时域积分近似解的方法研究了毫米波段脉冲波通过雨介质时，脉冲畸变随频率、降雨率、传播距离及脉冲宽度变化的关系。

The two Fraunhofer lines at 688nm and 760nm are obvious in the ...

第三，研究并分析了夫琅和费暗线方法计算的688nm和760nm波段的荧光特性，结果表明该方法计算的荧光是可靠的，它与光合有效辐射关系密切，复相关系数达。。。

Therefore,the two Fraunhofer lines at 688nm and 760nm could be selected to detect the emissive fluorescence.

最后，将夫琅和费暗线方法计算的688nm和760nm波段的荧光数据与激光脉冲调制荧光仪测定Fv／Fm荧光参数进行了统计分析，结果表明它与Fv／Fm存在极显著的负相关关系。

It is approximately but very efficiency. It can be used to calculating whole frequency band performance of the filter.

实验表明本文方法设计的C波段谐波滤波器达到了国外同类器件的水平，是成功的。

In this paper,a low cost W band frequency tracing transceiver system is presented,which is used for digital communication.

本文采用频率跟踪方案，实现了W波段数字通信系统，并详细描述了系统的关键技术。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。