查询词典 oxidation

Whether would the polypeptide from chlamys farreri that is proved to be of anti-oxidation and anti-apoptosis in vitro protect the ischemic neurons from apoptosis?

扇贝多肽的体外抗氧化和抗凋亡作用，是否可产生对抗脑缺血后中枢神经细胞凋亡的保护作用？

The oxidation products of ammonia related with the content of electrolyte and pH. When chloride presented, the main product was N2, a little chloramine and NO3-.

电化学氧化产物与体系组成及pH值有关，在氯离子存在的情况下，产物主要是N2和少量的氯胺及硝酸根。

The effect of acetic acid and its consumption, chloranil and its consumption on the preparation of TAMD by means of dioxygen liquid-phase oxidation of TMAL was probed into, and the results showed that both of them had great influence on the yield of TAMD.

探讨了冰乙酸及其用量、四氯苯醌及其用量对氧气液相催化氧化孔雀绿隐色体制取孔雀绿醇色体的影响，发现二者对醇色体的收率和纯度均有很大影响。

In my opinion, Cu complexes with unsaturated alcohol to form a complex compound; the nitrogenous compound introduced serves as the complex compound's stabilizing agent and reduces activation energy of reaction; TMPO serves as oxygen carrier and displays it's selective oxidation function. This new method and mechanism also demonstrates significance to other similar organic reactions.3 In the chlorohydrin reaction, NaCIO is replaced by Ca2see Chapter4.4.3.4(2 .A, this method hasn't been reported in previous literature,which exerts more buffer action to the react system, the yield increased from 52% to 88.6%; at the same time it solve the problem of poor stability and low percentage composition of NaCIO.

认为：CuD与烯醇形成络合物：含氮有机物的引入起到稳定络合物，降低活化能的作用：而TMPO则充当携氧子起传递氧的作用，并具有选择氧化功能：这种新的方法和理论对类似的反应(不饱和醇类在络合体系下选择性催化氧化为对应的醛也具有重要的指导作用。3在异戊二烯的氯醇化反应中，用次氯酸钙代替次氯酸钠见第4章4.3.4(2.A，本方法未见文献报道，使反应系统更加温和，收率由52%提高到88.6%：并解决了次氯酸钠稳定性差、有效氯含量低的实际问题，具有重要的实用意义。

The chloromethane -containing waste gas was treated by catalytic oxidation process and the affecting factors were studied.

用催化氧化法处理氯甲烷废气，考察了各种因素对催化氧化处理效果的影响。

The experimental results show that:Under the conditions of reaction temperature 350℃,space velocity 4 800 h~(-1)and volume ratio of air to waste gas 15,the conversion rates of chloromethane and total hydrocarbon are all larger than 99%;There is almost no phosgene generation;HCl in the tail gas of oxidation can be well absorbed by NaOH solution;The activity of the catalyst usingγ-Al_2O_3 a...

实验结果表明：在反应温度为350℃、空速为4 800 h~(-1)、空气与氯甲烷废气的体积比为15的条件下，氯甲烷转化率和总烃转化率均大于99%，催化氧化过程中基本不产生光气；催化氧化反应后尾气中的HCl用NaOH溶液作吸收剂的吸收效果较好；γ-Al_2O_3为载体的催化剂活性基本稳定。

The results indicated that oxidation of phenol,p\|chlorophenol,p\|aminophenol and hydroquinone by manganese ore particles was enhanced by illumination.

结果表明，pH=3、10±0.04时，苯酚、对氯苯酚、对氨基酚及对苯二酚均能被锰矿砂光催化氧化。

Soybean polypeptides has the resistant to oxidation, lowered blood pressure and cholesterin and so on .

大豆多肽还具有许多生物活性，如抗氧化、降血压、降胆固醇、抗疲劳等。

Propofol can reduce myocardial ischemia-reperfusion injury in a canine model with its anti-oxidation and protection of chondriosome.

普鲁泊福具有一定抗氧化能力和保护线粒体作用，可减轻犬急性心肌缺血再灌注损伤。

A method for the determination of potassium ferrate based on the oxidation of chromite was introduced in this paper.

以亚铬酸盐氧化还原反应为基础建立了高铁酸钾的滴定分析方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。