查询词典 Wavelength

Compared with traditional FBG band filter, such filter can switch each wavelength independently. It has much more flexible wavelength-selection and switch method.

和传统的FBG带通滤波器相比，该滤波器结构可以独立开关各波长，有着更加灵活的波长选择和开关的方式。

An external-cavity semiconductor laser was built by using a semiconductor laser, collimating cylindrical column lens for fast axis beam and a volume Bragg grating as a feedback element to get semiconductor lasers wavelength locked to the Bragg wavelength of the VBG.

用体布拉格光栅作为反馈元件与瓦级半导体激光器以及快轴准直柱透镜构成一个可以将半导体激光器的工作波长稳定在体布拉格光栅布拉格波长处的外腔激光器。

Basic quantities in stellar photographic photometry (in particular, colour index and "effective wavelength") are formulated according to the assumptions that: 1 stellar radiation may be represented by some black body equivalent and 2 within the limits of a single photometric "receiver", intensity-wavelength relationship of the radiation may be taken as linear.

本文对着当前的发展，综述了照相方法在恒星光度学中的地位。接着用两个简单的假设，即星体幅射的黑体近似和累积亮度范围中的直线近似，把恒星光度学中的基本定义(如有效波长、等光波长和色指数等)和主要问题(如空间红化，亮度效应等)表以公式。

Basic quantities in stellar photographic photometry (in particular, colour index and "effective wavelength") are formulated according to the assumptions that: 1 stellar radiation may be represented by some black body equivalent and 2 within the limits of a single photometric "receiver", intensity-wavelength relationship of the radiation may be taken as linear.

本文對着當前的發展，綜述了照相方法在恆星光度学中的地位。接着用兩個簡單的假设，即星体幅射的黑體近似和累積亮度範圍中的直线近似，把恆星光度学中的基本定義(如有效波長、等光波長和色指数等)和主要问题(如空間红化，亮度效应等)表以公式。

When based on dual wavelength chromatographic data analysis, a new method, namely dual wavelength characteristic information analysis, used for the base line correction, determination of number of components and region of pure components signal.

但色谱峰的重叠给多组分的同时分析带来了困难，因此针对色谱重叠峰的解析提出了不少方法，如曲线拟合、神经网络、小波变换、窗口因子分析、直观推导式演进特征投影分析等 [1～ 7] 。

When based on dual wavelength chromatographic data analysis, a new method, nam ely dual wavelength characteristic information analysis, used for the base line correction, determination of number of components and region of pure compon ents signal.

基于双波长色谱分析，提出了一种新的色谱重叠峰中背景校正、组分数和纯组分信号区确定以及各组分重叠情况的分析方法，即双波长特征信息分析。

It is important in multi-wavelength systems to have enough dispersion to break up cross wavelength interference problems but not so much dispersion that high bit rates become costly to transmit.

多波长系统中必须有足够的色散率来解决交叉波长干扰问题，但是也并不需要这么高色散率使比特传输的成本大大增加。

Choice of the signal wavelength in wavelength conversion by cross gain modulation in the SOA .

基于半导体光放大器中交叉增益调制效应的波长转换啁啾特性的分析。

With that the random noise is filtered out.The change of the wavelength may lead to the drift of the non-exchange phase drift, so influence the stability of the scale factor, also it is known the temperature is the key factor that affect the wavelength of the light-source.

论文在详细分析各种噪声的基础上围绕提高陀螺稳定性和精度做了以下工作：在深入分析陀螺物理特性的基础上，通过试验确定了陀螺系统的传递函数，通过分析将传递函数离散化并应用于自适应滤波，主要是滤除随机噪声。

First, at the condition of pH≈3, the quantity of aesculin was determined by choosing excitation wavelength 335nm and emission wavelength 455nm.

首先在pH≈3时，选择荧光激发波长335nm，荧光发射波长455nm，测定秦皮甲素的含量。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了