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The effect of aluminium alloying in different addition on the precitation behaviour and amount of proeutectoid carbide in ultrahigh carbon steels were investigated by phase equilibrium thermodynamics calculation and SEM analysis for the microstructure after quenching.

通过对不同铝含量超高碳钢的相平衡热力学计算、热处理工艺试验以及扫描电镜的微观组织观察，研究了铝合金化对超高碳钢先共析碳化物的数量和析出行为的影响。

The influence of annealing temperature,prestrain treatment, thermal-mechanical processing and quenching processing on shape memory effect has been investigated.

然后在此基础上，选择具有较好形状记忆效应的合金制作铆钉，对Fe基形状记忆合金的应用进行了初步研究。

With the new synthesized fluorescence reagent, a novel fluorescence quenching method for determination of superoxide radical was developed by coupling the reaction of pyrogallic auto-oxidation reaction.

合成了一种新的荧光探针试剂香草醛缩苯胺，利用元素分析、红外光谱等手段对探针试剂进行结构表征；结合部苯三酚的自氧化作用，建立了一种荧光法测定超氧阴离子自由基O2

A group of pyrylium salts with different substituents has been synthesized in this work. Their fluorescence life time, quantum yield and quenching constant by BVE have also been measured. It was found that a strong interaction was observed between BVE and pyrylium salt which contains an electron-withdrawing group, and contrary, the introduction of electron-repulsive groups to the pyrylium salt will decrease this effect. It indicated that these reactions possess the characteristic of electron transfer.

本工作合成了一组带不同取代基的氧鎓盐化合物，并对它们的荧光寿命、荧光量子产率以及用丁基乙烯基醚进行猝灭的荧光猝灭常数进行了测定，发现带拉电子基的氧鎓盐化合物和BVE间存在着较强的相互作用，相反，推电子基的引入则减弱了这种影响，表明反应具有电子转移性质。

In order to make clear the phenomenon of current zero in the arc-quenching chamber of deion plates, the process of dielectric recovery and reignition of short arc between iron plates is investigated, and then the dielectric recovery strengths of various chambers are measured and compared. The different characteristics near current zero in the deion plate chambers are also analyzed based on experiments in the paper.

为弄清栅片灭弧室内电弧电流的过零过程，专门研究了不同条件下栅片间低压短弧的介质强度恢复过程和电弧重燃过程，然后测量了多纵缝和栅片灭弧室的介质恢复强度，对比了它们的熄弧性能，在试验的基础上，分析了栅片灭弧室中电弧电流的过零特征。

The equilibrium value of D〓 fundamentally and reversibly changes with respect to the annealing and quenching above the Curie temperature.

磁导率衰减平衡值对高于Curie温度的循环退火和淬火是可逆变化的。

The paper has studied the mechanism that silicotungstic heteropoly acid caused the fluorescence quenching of HSA from the formation of nanoparticles level by the Rayleigh scattering, absorption spectra and transmission electron microscope.

结果表明，在pH 7.0 Na2HPO4-NaH2PO4缓冲溶液中，AuI4－—CTMAB体系存在粒径约43nm的缔合纳米微粒；在pH3.6-7.0，Au浓度大于0.6×10-5 mol/L，KI浓度大于0.8×10-4 mol/L，CTMAB浓度大于0.8×10-5 mol/L的条件下，AuI4－—CTMAB体系在470nm处的瑞利散射明显增强。

It was found that the quenching diameter of porous media is a multi-parametric complicated function, related to the mixture flow speed, the premixed gaseous laminar flame velocity, the pipe flow Reynolds numbers, the coefficient of temperature conductivity, the equivalence ratio and the soUd temperature.

为缓解能源结构不合理造成的环境污染问题，我国加快了天然气的使用力度，发展高效、低污染排放的天然气燃烧技术具有非常重要的现实意义。

The new heat treatment process of isothermal spheroidize→preheat fully→quenching→tempering was tested.

由于Cr12钢铸态时存在鱼骨状共晶碳化物，这种状态随着钢锭凝固速度的减慢和锭型尺寸的增大而加剧，虽然在锻轧过程中共晶碳化物被破碎，但钢中还是存在碳化物分布不均匀或纤维方向性的现象，导致钢材的各向异性。

The experiment showed that the twin spirochaeta of PNA-DNA can quench the fluorescence of ST in some degree.And the fluorescence quenching of ST was reduced when PNA-DNA twin spirochaeta dissociate.

实验结果发现当 PNA- DNA杂交形成双链时，可以在一定程度上猝灭 ST的荧光，而当双螺旋解链时，对 ST荧光的猝灭程度减小，逐渐接近于 ST本身的荧光，根据荧光强度的变化研究了 PNA- DNA的杂交和解链过程。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。