spectrum 六级考研雅思GREGMAT

This is a kind of atomic spectrum.

这是一原子光谱。

There is a different spherochromatism after the two systems correct secondary spectrum,spherical aberration and comatic aberration.

当这两系统消球差、彗差及复消色差后会产生不同色球差。

Then the effect is to steepen the flanks of the pulse spectrum.

因此在效果上是大了脉冲谱翼部陡度。

All-dielectric multi-cavity filter: high transmittance of the peak, well-rectangularity, deep cut-off spectrum.

全介质多腔滤光片，峰值透过率高，矩形化好，截止深。

Howard Pattee, an early cybernetician, defined hierarchical structure as a spectrum of connectance.

早期控制论专家霍华德·派蒂将层次结构定义为一个连接频谱。

Quartz is studied using an electrical conductible degree of ore-bearing fluids and infrared spectrum.

电导度是溶液导电能力相对尺度,电导度大小能直接反映出成矿溶液浓度高低。

The absolute summability of autocorrelation sequence imposes only the continuity constraint on the power spectrum.

另外，绝对自相关数之假设只是意指在频谱中必须连续。

The effect of solvent polarity and guanidinium on the con-formation of carbonic anhydrase was studied by fluorescence emission spectrum.

以紫外荧光光谱为检测手段，比较研究了溶剂及盐酸胍对碳酸酐酶构象影响。

Praziquantel is a broad spectrum antiparasitic drug and has remarkable activity against all species of schistosomas.

吡喹酮是广谱抗寄生虫药物,对各类血吸虫均有杀灭作用。

The preys spectrum had certain selectivity,appulsive on the Lepidoptera especially the large-scale larva, appulsive on differentstand also.

对于不同类型林分也有不同趋向，对灌木、小乔木等害虫防治效果显著，而对于比较高大树木上害虫防治效果较差。

The NRG Pyranometer is an excellent general purpose solar radiation sensor that is calibrated for the daylight spectrum.

NRG日照传感器是优质太阳辐射测量传感器，测量直射和折射太阳辐射，从而得出总辐射量。输出一个低电流信号。

Absorption spectrum and photostability are inverestigated for a series of heptamethine IR dyes and related to chemical structure.

对十五红外激光染料进行了吸收光谱和光稳定测试。

Aim To validate spectrum analysis of oxalyl fluoride neutral molecule(FCO)2 and study vibrational mode of the two configuration.

结果得到了与光谱分析一致结果,草酰氟分子有平面反式和顺式2构像。

The performance of fluorescent-labeled copolymers contained pyrenyl has been studied by means of fluorescent spectrum and static evaluation test.

通过荧光光谱法和静态阻垢法研究了含芘基团荧光标记聚合物能,并进行了评价。

Dodecanol abietate succinic anhydride was synthesized from abietic acid.The structures of products were characterized by spectrum of IR，HNMR and MS.

以枞酸为起点，合成了十二醇酯琥珀酸酐，采用红外光谱、核磁共振波谱及质谱对中间产物及终产物进行了结构表证。

The structure,the linking method and the working principle of the automatic measurement system for semiconductor photovoltage spectrum have been reported.

报道了所建立半导体光电压谱自动测量系统结构、联机方法和工作原理。

Quinolone is known as broad antibacterial spectrum,high potency,no crossing drugresistance with other antibacterial drugs,and easy and low cost to administer.

喹诺酮类药物具有抗菌谱广、抗菌活强、给药方便,与常用抗菌药物无交叉耐药、价格低等特点。

Furthermore, he added, the combination of mezlocillin and sulbactam were selected because of their broad spectrum, rapid onset, and low cost.

此外，他补充，联合使用美洛西林和舒巴坦是经过挑选因为它们为广谱、快速起效和低花费。

Abstract : The effect of solvent polarity and guanidinium on the con-formation of carbonic anhydrase was studied by fluorescence emission spectrum.

摘要 ： 以紫外荧光光谱为检测手段，比较研究了溶剂及盐酸胍对碳酸酐酶构象影响。

The principle of secondary spectrum is introduced and the equations of designing apochromatism objective lens based on wave aberration are presented.

介绍了二级光谱基本原理,给出了波差法设计复消色差物镜方程组。