查询词典 O2

The probe connects rhodamine with artifical enzyme complex, and utilizes the conformational change of SOD active center during the dismutation of superoxide anion to realize the change of the fluorescent intensity of fluorophore.

过程中出现的活性部位结构变化实现荧光团的荧光强度变化，以期实现对O2-。

The rate constants and IC50 values of the dismutation of O2 catalyzed by these complexes have been determined by riboflavin-nitroblue tetrazolium illumination method.

采用核黄素-NBT光照法测定了配合物催化O_2~-歧化的反应速率常数K_Q以及IC_(50)值。结果表明，七种配合物具有相当好的SOD活性，它们的K_Q和IC_(50)值分别在4.08×10~6-1.65×10~7'mol·L~(-1)s~(-1)和1.42×10~(-6)-2.93×10~(-7)mol·L~(-1)范围之内。

The content of elemental mercury decreases and divalent mercury increases with temperature both in air and O2/CO2 atmosphere.

随着反应温度的升高，这两种气氛下单质汞的含量均逐渐降低，而二价汞的含量逐渐升高。

The effect of the Cu/H 2O 2 on oxidation of DOPA has been studied by UV Vis spectroscopy at different pH.

本文采用紫外-可见光谱法研究了在不同 p H条件下铜/H2 O2 对多巴氧化作用的影响。

Methods The implants were divided into sandblasted and dual acid- etched treatment Group and sandblasted, dual acid- etched, H2 O2 and heat treatment Group, and randomly implanted into distal - cordis end of each femur of the rabbits.

方法种植体分为喷砂、双重酸处理组和喷砂、双重酸、双氧水、热处理组，然后随机植入兔子股骨远心末端，2、4、8周后制作带种植体的骨组织样品。

Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. The mail simulation results were as follow:(1)The variations of drift velocity and the average energy of electron with the E/N in O2 and N2 are obtained. The number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the E/N and the energy of electron are analyzed emphatically.

考虑了各种弹性和非弹性碰撞过程，在纯氧气、纯氮气中，给出了不同简化场E／N条件下的电子漂移速度和平均电子能量的变化；着重分析了激发、电离、分解及分解电离碰撞的粒子数随E／N、电子能量的变化，同时计算了激发发射光谱的波长。

The following is Ti-He which value is -6480.3 876eV. Ti-He(o2) had the more stable structure of four systems of Ti-He. The variety of volume before and after Geometry optimization proves this result. The population analysis also proves the interaction between helium atom and Ti was electrovalent bond.

利用Dmol3对钒、钛八面体和四面体团簇计算的结果表明，氦原子在金属钒四面体间隙的嵌入能比八面体间隙低，嵌入能为5eV；氦原子在金属钛八面体间隙的嵌入能比四面体间隙低，嵌入能为0.2eV。

In order to optimize the parameters of dielectric barrier-discharge plasmas, the emission spectrum of second transition line of oxygen and nitrogen under normal temperature and pressure was measured with a grating spectrometer.

为了对绝缘阻挡放电等离子体进行参数优化，以常压DBD等离子体为研究对象，在常温常压下使用可见光光栅光谱仪对等离子体发光光谱进行了诊断，得到了N2和O2的第二正带跃迁谱线。

The optimal parameters of this subsystem can be gotten by computer computation. The Raman scattering signals can be splitted when entrance angle is about 36o and separation angles of every two prisms are about 106o.

应用计算机对分光系统进行了模拟计算，以实现分光系统参数的最佳匹配：在入射角约为36o，棱镜间的夹角约为106o时，该分光系统可完全分开O2、N2、H2O拉曼信号。

Using the density function theory and ab initio calculation, the reaction of ethynyl radical with oxygen was studied.

应用量子化学从头算和密度泛函理论对C2 H自由基和O2 的反应进行了研究。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！