苯甲酸类光催化降解和羟基自由基反应的关系。
Relationship between photocatalytic degradation of benzoic acids and reaction with hydroxyl radical.
物理有机化学家的极性概念能够适用于自由基反应。
The polar concepts of the physical organic chemist are relevant to radical reactions.
自由基捕捉实验证明环己烷氧化过程中存在自由基反应历程;
The free radical trap experiment proved that a free radical process is present in the catalytic system.
研究并且发现该直接芳基化反应通过了自由基反应历程实现。
And further investigation on the reaction mechanism indicated that aryl radical was involved in this transformation.
结果提示铁离子参与的自由基反应可能是顺铂耳毒性机制之一。
The Fe ion participated free radical response could be one of the mechanisms of CDDP in damaging hearing.
目的探讨滥用酒精与抗氧化剂、抗氧化酶和氧自由基反应的关系。
Objective To study the correlation between abusing alcohol and antioxidants, antioxidases and oxygen free radical reaction.
目的:探讨消炎痛对急性实验性脑外伤后兔脑组织氧自由基反应的影响。
Aim: To investigate the effects of indomethacin (im) on free radical reactions in brain tissues of rabbits with acute experimental brain injury.
采用自由基反应,对木素进行枝改性,合成羧酸型木素(LA)阻垢剂。
Lignin was modified through the free radical reaction to synthesize a kind of scale inhibitor-the carboxylic lignin (LA).
用密度泛函理论(DFT)和从头算方法,对HNO与O自由基反应进行了研究。
The reaction of HNO with o radical was investigated by density functional theory (DFT) and ab initio methods.
用自由基反应首次合成出低聚苯乙烯基亚膦酸,用IR和MS对产物进行了表征。
The polystyrenylphosphonous acid was synthesized by free radical reaction for the first time, and which was characterized by IR and MS.
这个过程不断重复,更多的单体连续地加入到反应中心上,形成大的自由基反应中心。
The process is repeated as many more monomer molecules are successively added to continuously propagate the reactive center.
压力波损伤细胞的机制可能与其对细胞的剧烈机械性振荡作用及引发自由基反应等有关。
The injurious effect of pressure wave on cells was related to its direct drastic mechanic vibration action on cells and induction of cellular free radical reaction.
目的:探讨促甲状腺素释放激素(TRH)对急性实验性颅脑损伤后脑组织自由基反应的影响。
Aim: To investigate the effect of TRH on free radical reactions in brain tissues after acute experimental brain injury.
以自由基反应为主的高级氧化工艺是处理有机污染物的新型技术,具有良好的拓展和应用环境。
The advanced oxidation technique is a kind of new technology to treat organic pollutants, which is mostly of free radical reaction and has well-developed and applied environmental protection.
以自由基反应为主的高级氧化工艺是处理有机污染物的新型技术,具有良好的拓展和应用环境。
The advanced oxidation technique is a kind of new technology to treat organic pollutants, which is mostly of free radical (reaction) and has well developed and applied environment.
芝麻中的木酚素类物质不但具有阻断自由基反应的抗氧化性能,而且已经证实具有很多生理功能。
The ligum in sesame not only has the antioxygenic activity that blocks the free radical reaction but also has been proved to have many physiological function.
结论:ACCI后脑组织自由基反应增强,电针治疗可通过降低脑组织氧自由基反应减轻脑水肿。
Conclusion Oxygen free radical reaction in rabbit brain tissues was enhanced after ACCI. Electroacupuncture can alleviate brain edema by attenuating free radical reaction.
实验结果表明,该接枝反应基本符合自由基反应的一般规律,并且其聚合产物具有明显的抗高温能力。
Experiment result shows that the graft copolymerization reaction agrees quite well with the general free radical mechanism and the copolymer has excellent heat stabilization.
对于硫醯亚胺与矽基酮的自由基反应,则是得到低产率的简单环化产物,而不是预期的烯醇矽醚化合物。
In another direction, the radical cyclization of thioimide with acylsilane produced simple cyclization product in low yield without expected enol silyl ether compound.
通过在催化剂床层上部气相空间填充惰性材料,考察了甲烷氧化反应中气相自由基反应对催化反应的影响。
The influence of filling inert stuffing on the partial oxidation of methane was investigated by fully filling inert material into the space of empty reactor or into the upper space of catalyst bed.
目的了解全身炎症反应综合征(SIRS)病人血浆自由基反应的变化情况,以及自由基反应与SIRS程度的关系。
Objective To investigate the changes of plasma free radical reactions in patients with SIRS and to explore the relation between plasma free radical reactions and severity of SIRS.
进而,在自由基反应机理的基础上,分别建立了射频冷等离子体及介质阻挡放电冷等离子体下的甲烷转化动力学模型。
The kinetic models of methane converted in RFD plasma and DBD plasma were founded on the base of radical reaction mechanism.
通过对自由基反应原理和引发剂活性的阐述,结合高压聚乙烯管式法工艺,分析有机过氧化物引发剂在高压聚乙烯的选择应用。
The selection and application of organic peroxides initiators in LDPE production are discussed. The reaction of free radical and activity of the initiator are also described.
自由基重组、自由基歧化。超临界流体优异的溶解能力和传质性能,增强了分子的流动性,提高了氢原子自由转移并参加自由基反应的能力。
Excellent solubility and mass transfer of supercritical fluids improve greatly molecular fluidity, and enhance hydrogen transfer and engaging in free radical reaction.
研究了异氰酸及异硫氰酸与乙烯自由基之间发生的反应。
Reaction of the isocyanic acid (HNCO) and isothiocyanic acid (HNCS) with ethylene radical is studied.
自由基(极具化学反应性的含氧分子)的聚集,至少在某种程度上,使恶性肿瘤的生长如同加了燃料一般。
The growth of cancerous tumors is fueled, at least in part, by the buildup of free radicals-highly reactive oxygen-containing molecules.
海克米说:“人们之所以把自由基和衰老联系在一起,可能是因为自由基在线粒体(细胞的一部分)中产生是人体对衰老的应激反应。”
"Maybe the reason why free radicals and aging are correlated is because free radical production in the mitochondria (part of the cell) is a stress reaction to the damage of aging," Hekimi said.
能带弯曲是一种有效杀死病毒的方法,因为这种技术使得电子由紫外线中解脱出来,向前来游荡与水反应产生羟基自由基。
Band bending is an effective way to kill viruses because the technique allows electrons, which were freed by the UV, to travel forward and create hydroxyl radicals by reacting with water.
与迅速衰老相关联的自由基很容易与包括维持生命所必需的DNA和蛋白质发生反应,而破坏这些DNA和蛋白质,就可能会损伤或杀死细胞。
Free radicals, linked to rapid aging, are highly reactive with other molecules, including vital DNA and proteins, the destruction of which can damage or kill cells.
氧化反应可以产生自由基。
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