方法研究

Active radicals in the photolysis of (Ph3P)3CunXn (n = 1, 2; X = Cl, Br, I, CN) and (Ph3P)CuX (X = Cl, Br, I; biL = 2,2'-dipyridyl, 1,10-phenanthroline) were investigated by combination of spin trapping technique, chromatog.

用自旋捕捉技术-柱色谱-电子自旋共振相结合的方法研究了(Ph3)3CunXn(n=1，2； x=Cl，Br，I，CN)和(Ph3P)CuXX=Cl，Br，I；biL-2，2'-二吡啶基-1，10-菲绕啉光解中的活性自由基。

The dischargeable contracts, waiting for efficacy contracts and those are only invalid for specific party should be identified as relatively invalid contracts.

笔者采用比较的方法研究了其他国家对信赖利益损失，缔约过失责任的理论，结合我国的实际情况，提出了合同被确认无效后返还财产的条件，赔偿损失的依据和范围。

With the analytical method, a weak anchoring and planar alignment nematic liquid crystal cell,whose substrates have different anchoring strength, has been studied(This is named dissymmetric NLC cell).

用解析方法研究了上、下基板锚定强度不同的弱锚定沿面排列向列液晶盒，给出了指向矢倾角θ满足的方程和边界条件，讨论了它的解，导出Freedericksz转变的阈值场强和饱和场强。

Influences of reaction temperature, raw material molar ratio and dropwise time on the yield were studied with orthogonal plan method.

利用正交设计方法研究了反应温度、原料摩尔比、乙二醇滴加时间对反应收率的影响。

In chapter two, we use Backstepping design technique to study the chaos synchronization of complex Duffing system.

第二章 基于Backstepping方法研究了复Duffing系统的混沌同步及目标跟踪。

By various electroanalytical methods, the reduction of artemisinin took place at approximately 0.0V vs.

本文采用多种电化学方法研究了青蒿素分子中过氧基在Hg电极上的还原，还原电位在0.0Vvs。

Moreover, adsorptive property of compound on electrode was studied by some methods, such as linear sweep voltammetry , normal pulse voltammetry , electrocapillary measurement , cyclic voltammetry.

此外，还利用线性扫描伏安法、常规脉冲伏安法、电毛细管曲线法、循环伏安法等方法研究了体系物质在电极上的吸附性质。

The electrocatalytic oxidation of AA on the multilayer film electrode was studied in detail by CV.

用CV方法研究了抗坏血酸在该多层膜电极上的电催化氧化。

METHODS The mechanism and condition of thrombus formation by copper needle were studied in vivo and in vitro using electrophysics, atom absorption spectrophtometry, histological, and histochemical methods.

以体外实验和大鼠体内实验为模型，用电子物理学、原子光谱吸收法、组织学和组织化学等方法研究铜针通电后血栓形成的机制和条件。

Electrocatalytic properties and reaction mechanism of nitromethane electroreduction on nano-crystalline tungsten carbide thin film electrode were investigated by electrochemical methods.

采用电化学方法研究硝基甲烷在纳米晶碳化钨薄膜电极上的电化学还原性能和反应机理。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。