查询词典 oxidation

Based on the panel coker test, we developed a new SRAM for Detergency, Disperse and Anti oxidation property of engine oil.

在成焦板试验的基础上，我们开发成功了一种新的简捷分析油品清净分散性与抗氧化性的试验方法。

This product is non-flammable, non-explosive, non-moisture, strong detergency of automobile air conditioning due to temperature changes and long-term wear and tear resulting from the use of oil components and oxidation decomposition to remove sediments have a strong role.

本品不易燃、不易爆，不含水分，去污力强，对汽车空调因温度变化和长期使用部件磨损产生的油污及氧化沉积物有极强的分解去除作用。

The cis novel bisoxazoline ligands L1-L4 have been synthesized through the treatment of new cis dihydroxy diamide with p-toluenesulfonyl chloride in the presence of catalytic quantity of 4--pyridine, and the cis dihydroxy diamide could be achieved from the condensation of the amino alcohols and cis cyclopropane dicarbonyl chloride prepared via oxidation and halogenation from cis-2,2-dimethyl-3-formylcyclopropanecarboxylate with DCC.

我们以蒈醛酸内酯为起始原料，经过氧化反应、酰氯化反应得到顺式环丙烷二酰氯，然后在二环己基碳二亚胺的催化下与相应的氨基醇反应合成了顺式二羟基酰胺，再用对甲苯磺酰氯将羟基活化，最后在二甲氨基吡啶的催化下关环合成顺式双噁唑啉配体L1～L4。

We have initiated a heating device by superimposing magnetic fields to heat,which has obvious energy saving effect with 98% heating efficiency and many other advantages like uniform and fast heating,temperature close-loop control,stable diathermy from inside to outside,minimum surface oxidation,high surface quality of extruding profile,high yield of finished products.

采用我司首创磁场叠加方式的加热设备后，加热电效率98%，节能效果非常明显，加热均匀，加热速度快，温度闭环控制，内及表透热稳定，表面氧化极小，挤压型材表面质量高，成品率高。

Herein, we report the enantioselective total syntheses of slagenins A-C and their antipodes. Starting from readily available ethyl -4-chloro-3-hydroxy-butanonate, elongation of the carbon chain with diazomethane, followed by oxidation of the given α-diazoketone using distilled DMD, afforded a key intermediate α-ketoaldehyde .

本文从方便易得的-4-氯-3-羟基-丁酸乙酯出发，经重氮甲烷延伸碳连、DMD氧化相应的α-重氮酮，制得α-酮醛；该化合物与尿素在氢氟酸作用下，以协同方式非对映选择性的直接构建了cis-四氢呋喃并[2，3-d]咪唑啉-2-酮双环结构，进而合成了天然产物slagenins A、B、和C的对映体。

This is ascertained by the similar reponse properties of the electrode based on the complex 4, 4', 4", 4'"tetra-tert-butylphthalocyanine cobalt dichloride prepared by oxidation of TTBPcCo.

利用氧化法制得的二氯化4，4'，4"，4'"-四特丁基酞菁钴呈现出对亚硝酸根相似的电位响应性能，初步证实了电极的响应机理假说。

The paper first constructs the relating technology framework between coal low temperature self-heating thermal properties parameters and spontaneous combustion, by means of testing on coal samples of diffusibility relative to oxygen, gas-producing simulation in self-ignition process, adiabatic oxidation process, coal spontaneous combustion processing simulation, coal basic physical and chemical parameters, thermal analysis by differential scanning calorimeter , differential thermal analyzer , Thermogravimeter .

通过对试验煤样进行煤对氧的扩散特性试验、煤自然发火过程中气体产物模拟实验、DSC差示扫描量热热分析测试、DTA与TG热分析测试、煤自然发火绝热氧化过程试验、煤自然发火过程模拟试验、煤基础物理化学参数测试的试验研究，就煤对氧的扩散与吸附特性、煤自燃氧化过程中的热力特性与气体产物特性及其与煤自然发火过程之间的相关特性进行了较系统的研究，初步建立了煤低温氧化自热热物理特性参数与煤自然发火之间相关联的技术内涵。

The calculation results of catalyst efficient factor showed that the catalyst inner diffusibility had great effect on the partial oxidation and steam reforming of gasoline, which was serious with the increasing reaction temperature.

催化剂效率因子的计算结果表明内扩散对汽油氧化重整制氢反应过程影响较大，且内扩散影响随着反应温度的增加而增加。

The second chapter discusses the oxidation and diffusion systems and the process of our experiment.

第二章介绍进行开管Ga扩散所用的氧化和扩散系统、样品制备过程及其分凝特性的测量。

The effect of different conditions on the formation of digestible oxidation starch was studied in this paper.

本论文研究了不同条件对生成易消化氧化淀粉的影响。

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。