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Comparing the alignment degree of sintered magnets and the green compacts from three kinds of powders, it is found that HD powders have the worst alignment degree in the same field, while the 350℃ degassed powders have the best alignment degree.

一般而言,实际生产中,采用HD工艺进行粗破碎的NdFeB磁粉应当经过300℃左右温度脱,使主相完全脱,以减少磁粉吸潮氧化的机会,同时可以获得更好的取向度。

Principle:Lactate was dehydrogenated to pyruvate at the action of lactate dehydrogenase,at the same time NAD~+ received H~+ to yield NADH.According to the absorbance variances of NADH at 340 nm,the lactate level in supernatant of platelets was calculated.

原理:乳酸在乳酸脱酶作用下脱生成丙酮酸,同时NAD~+接受H~+生成NADH,根据NADH在340nm处的吸光度变化来计算血小板上清中乳酸的含量。

N-(2-hydroxyethyl)-glucamine was dehydrogenated to 6-(2-droxyethyl) amino-6-deoxy-a-L-sorbofiuanose the key intermediate of miglitol by the resting cells of Gluconobater oxydans Gouv2007 through aeration. 6-(2-Droxyethyl) amino-6-deoxy-a-L-sorbofiuanose was hydrogenated catalyticlly to miglitol. In the transformation of N-(2-hydroxyethyl)-glucamine to miglitol, the transformation rate was 77.3%.

氧化葡萄糖酸杆菌Gouv2007的静息细胞在通气下氧化N-羟乙基葡糖胺脱生成米格列醇的前体物质6-脱氧-6-羟乙基氨基-α-L-呋喃山梨糖,再催化加生成米格列醇,对从N-羟乙基葡糖胺生成米格列醇的底物转化率为77.3%。

The mechanism of the improved dehydrogenating properties of the NaMgH3 hydride doped by both Ti and F ions was investigated based on the density functional theory.

采用基于密度泛函理论的平面波赝势方法,探讨了Ti阳离子与F阴离子共同掺杂对化物NaMgH3放性能影响的内在机理。

A process for manufacturing seamless flux-cored welding wires 0.8 to 4 mm in diameter with excellent cracking resistance and primer proof quality and containing very little diffusible hydrogen suited for the welding of high-tensile steels and steel structures subjected to large restraining forces by dehydrogenating by high-temperature heating comprises the steps of heating a straight wire 8-15 mm in diameter by direct electric heating through a first and a second pair of roll electrodes spaced 2 to 5 m apart and a ring transformer disposed therebetween to a temperature between 620 and 1100 degrees Centigrade, cooling the heated wire to a temperature not higher than 500 degrees Centigrade with a coefficient of heat transfer not higher than 250 kcal/m2 h degree Centigrade, and drawing to the desired diameter.

一种用来制造直径0.8至4mm的、具有优异的抗裂缝力和底层涂料防护质量并含有非常少的扩散的、适合于焊接高强度钢和承受大约束力的钢结构的无缝药芯焊丝,通过用高温加热进行脱处理来制造的工艺包括步骤:通过经布置成相隔2至5m的第一和第二对辊电极并经布置在它们之间的环心变压器的直接电加热,把直径8至15mm的直焊丝加热到620与1100℃之间的温度;用不高于250kcal/m2h℃的传热系数把已加热焊丝冷却到不高于500℃;以及拉伸到想要的直径。

One simple result of all this dissolving and dissociating is the increase in hydrogen ion concentration, which chemists normally quantify in terms of the familiar pH scale.

碳酸溶解与解离的结果,直接导致离子浓度增加。化学家通常使用大家相当熟悉的 pH 值来表示离子浓度。

Study on "Excess Heat" in the Electrolyzing Process of Pt-Ni System

在H-Pd气固系统中,研究了不同的YAG倍频激光对含量不同的充钯材照射后,系统产生的&过热&与激光脉冲频率、强度的关系。

Lastly, organic wastes were gasified for hydrogen production in the tubular flow reactor.

最后,以生物发酵制产生的有机废液为实验原料,在超临界水中进行了气化制的实验研究。

In addition, hydrogen production from the gasification of original biomass and other organic materials in SCW was also studied in this paper. At theseconditions, hydrogen had also been successfully obtained. Compared with the result ofglucose gasification, it shows that original biomass is gasified well in this set of apparatus,which indictates the apparatus can be used for the research on hydrogen production from solidpowder feedstock.

此外,本文也对实际生物质及其他有机原料在超临界水中的气化制实验进行了考察,同样成功的制取了气,并与葡萄糖作为进料时的结果作了对比,结果表明,实际生物质可以得到比较好的气化,本实验设备可以用于固体粉末状进料的超临界气化制研究。

By now, there is seldom report on the Heilongjiangwood frog which hibernates at low temperature condition. Our study mainly analyze theadaptation changes of liver proteins, SOD, LDH, G6PDH and EST activities of Heilongjiangwood frog under low temperature.

本文旨在研究低温条件下黑龙江林蛙肝脏蛋白质、超氧化物歧化酶、乳酸脱酶、葡萄糖6-磷酸脱酶(G6PDH)及酯酶的适应性变化,以探讨黑龙江林蛙冬眠期低温耐受的机制,为两栖类低温生物学和比较生理学的深入研究提供理论参考和实验依据。

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推荐网络例句

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。

The shamrock is the symbol of Ireland and of St.

三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。