查询词典 Wavelength

To control the Bragg wavelength, a lock-in amplifier is used, and the output wavelength is locked at the C2H2 absorption line of 1530.37 nm.

利用锁定放大器闭环控制布拉格波长，将激光器的输出波长锁定在乙炔气体1530.37nm的吸收峰上，24h内频率稳定度达10^-8。

As walk-off angle and acceptance angle of beam limit the conversion efficiency and the tunable wavelength range of difference frequency generation, research include effective nonlinear coefficient, walk-off angle and acceptance angle as functions of wavelength, the relationship between conversion efficiency and acceptance angle, and the impact of crystals length on the process of frequency conversion.

由于光束的走离角、允许角限制了转换效率和差频调谐波长范围，研究内容还涉及了有效非线性系数、走离角和允许角与波长的关系，转换效率与允许角的关系，以及晶体长度在频率变换过程中产生的影响。

A method for the determination of aloin and aloe-emodim in aloe vera was established based on multi-wavelength linear regression spectrophotometry in wavelength range of 350-450nm with a regression equation.

依据芦荟苷与芦荟大黄素的光谱特征，选择350-450nm为测定波长范围，用多波长直线回归分光光度法同时测定芦荟中芦荟苷和芦荟大黄素含量。

It is found that the reference wavelength shift of transmission spectrum of the biconical fiber filter is linearly related to changes in the refractive index of the external medium surrounding the biconical fibers. Based on this wavelength-modulation principle, a sensing method of biconical fiberoptic sensors is proposed.

发现双锥光纤滤波器透射谱的参考波长随环绕双锥光纤的物质折射率变化而产生线性偏移的关系，提出了光谱调制型双锥光纤传感及信号检测方法。

And, to get correct wavelength data, Burleigh WA-4500 wavelength meter was used. With the efforts on hardware connection and software programming, the data was transported from WA-4500 to the main control computer through RS232 serial communication.

为了得到激光波长的准确数据，本文使用了Buileigh公司的WA-4500波长计，并利用RS232串口把其波长数据传输到主控计算机，完成了串口硬件连接和通信软件编制。

Those cone-shaped parts must be about one wavelength across or was it 1/2 wavelength?

这些锥形部分必须在约一个波长（抑或是1 / 2波长？

First, two preprocess algorithms are designed to decompose a communication request set into some continuous cyclic sequences. Then the permutation group is used to represent the ring network with fixed converters and an algorithm is proposed to classify the wavelength channels into some groups.Based on these on these ideas,a wavelength assignment algorithm is presented.For an optical ring with any fixed conversion mode,the algorithm can giv a good assignment scheme.

首先，提出了两个对环网上的请求集合预处理的算法，这两个算法可以将请求集合分解成一些连续的循环序列；然后，采用置换群来描述具有固定波长转换器的光环网，基于这种数学表示，提出了对环网上的波长信道进行分解的算法；基于这些算法，进一步提出了一个波长分配算法，该算法对于环形光网上的任意固定转换模式都能给出一个较好的波长分配方案。

Especially, more attention is paid to the blocking performance of the router with limited wavelength convertible capability. And it is seen by the numerical computing that low conversion degree of the wavelength converter is more realistic to construct a wavelength router system with accurately tunable devices not used, not only switching time is to be minished, but also the complexity of carrying out in engineering is reduced.

尤其在受限波长转换条件下的配置优化分析，可看出波长路由器无需可调谐器件，也能获得灵活的波长转换能力，不但可避免波长路由器因为精确调谐所开销的时间，而且所有的控制均为简单的开关控制，可降低工程实现的复杂度。

Through visible wavelength and the UV spectrum analysis, the transmittance is found declined as the mass transport and the cosolvent concentration increases and the cut-off wavelength tends to shift to long wavelength.The FTIR spectrum analysis shows that tin dioxide particulates and PMMA has no obvious surface bonding. Therefore, no new absorption peak is found and so do the change shown on the wave shape.

经由可见光及紫外光穿透光谱分析，发现其穿透率随质传温度及氯化锡/甲醇潜溶剂浓度增加而下降，且截止波长有往长波长移动的现象；经红外光光谱分析，析出的二氧化锡颗粒与PMMA并没有明显的界面键结，故并无新的吸收峰出现，波形改变不明显。

Retinotopy; color sensitivity; color-selective region; lateral geniculate nucleus; visual cortex; area V8; area V1; cones; visual pigments; fovea centralis; macula lutea; red; green; blue; Young-Helmholtz theory; short-wavelength-sensitive cones; medium-wavelength-sensitive cones; long-wavelength-sensitive cones; S cones; M cones; L cones; visual perception; ectostriatum; tectofugal visual pathways; thalamofugal visual pathways; color-reversal learning; visual Wulst

retinotopy；感色灵敏度；颜色-选择区；侧膝体核；直观皮层；区域V8；区域V1；圆锥细胞；视色素中央凹；黄斑；红色；绿色；蓝色；三原色学说；短波长敏感圆锥细胞；中波长敏感圆锥细胞；长波长敏感圆锥细胞；S圆锥细胞；M圆锥细胞；L圆锥细胞；视觉；ectostriatum；tectofugal视路；thalamofugal视路；颜色-倒序学习；visual Wulst

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。