spectrum 六级考研雅思GREGMAT

This is a kind of atomic spectrum.

这是一原子。

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的色球差。

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

因此在效果上是加大了脉冲翼部的陡度。

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

全介质多腔滤片，峰值透过率高，好，截止深。

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

早期的控制论专家霍华德·派蒂将层次结构定义为一个连接性频。

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的相对尺度,电导度的大小能直接反映出成矿溶液浓度的高低。

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

另外，绝对可加性自相关数列之假设只是意指在频中必须连续。

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

以紫外荧为检测手段，比较研究了溶剂极性及盐酸胍对碳酸酐酶构象的影响。

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

吡喹酮是广抗寄生虫药物,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.

对于不同类型的林分也有不同的趋向性，对灌木、小乔木等的害虫防治效果显著，而对于比较高大树木上的害虫防治效果较差。

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

NRG日照传感器是优质的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.

对十五红外激染料进行了吸收和稳定性的测试。

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

结果得到了与分析一致的结果,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.

通过荧法和静态阻垢法研究了含芘基团的荧标记聚合物的性能,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、核磁共振波及质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.

报道了所建立的半导体电压自动测量系统的结构、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广、抗菌活性强、给药方便,与常用抗菌药物无交叉耐药性、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的因为它们为广、快速起效和低的花费。

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

摘要 ： 以紫外荧为检测手段，比较研究了溶剂极性及盐酸胍对碳酸酐酶构象的影响。

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

介绍了二级的基本原理,给出了波差法设计复消色差物镜的方程组。