选择反应

Methods: 20 cases with hepatic haemangioma were observed and 10 cases of them were treated with pingyangmycin lipiodol emulaion, and 10 of them were treated with sodium morrhuate.

每组随机选择各10例肝血管瘤患者，分别用PLE及鱼肝油酸钠栓塞，观察每组患者栓塞后的临床反应及表现，比较其栓塞效果。

The improved pretreatment comprises choosing either a feedstock with a ratio of arabinoxylan to total nonstarch polysaccharides of greater than about 0.39, or a selectively bred feedstock on the basis of an increased ratio of AX/NSP over a starting feedstock material, and reacting at conditions that disrupt the fiber structure and hydrolyze a portion of the cellulose and hemicellulose.

该改良的预处理方法包括选择一种其阿拉伯木聚糖与总非淀粉多糖的比率大于0.39的原料，或一种基于其AX／NSP高于初始原料而选育的原料，并在破坏其纤维结构及将纤维素与半纤维素部分水解的条件下反应。

In summary, the results of this study show a partial dissociation of attention and oculomotor preparation with TMS at late time point.

然而，此研究并没有观察到如Juan等人观察到的早期跨颅磁刺激的效果，可能的原因为我们没有办法将那些未经视觉选择的反应删除。

For TRO there are a little surfacatants whose effect are not good.In this paper,content of sulfonates and composition of alkyl are decided through right design ;under control reaction conditions different alkylbenzene sulfonates are synthesized;Polyreaction catalyst is developed .non-straight high carbon olefine are made through C9-C12 Polyreaction technolgy;clear composition alkylkenzene is sulfanated in falling-film reactor by SO,product can be adjusted,recipe of the surfacate can be used for super-low interfacialtension with Daqing oil -10-3-10-4mN/m,and stablity is good too.According to method issued by Daqing Develop and Explore Research institute,EOR is over 20% in natural core .

本文研究通过烷基苯磺酸盐组成的正确设计，确定了磺酸盐的当量范围和烷基碳数组成和分布；通过对烷基化条件控制，设计合成了不同碳数的直链和支链烷基苯及烷基二甲苯，并用于制备了相应的烷基苯磺酸盐；研制出了新型的烯烃叠合络合催化剂，采用C_9、C_(12)支链烯烃叠合工艺合成了更高碳数的支链烯烃，并进一步合成出相应的烷基苯和烷基二甲苯；以SO_3为磺化剂，通过对磺化条件的选择和控制，采用已知组成的烷基苯混合物进行膜式磺化反应，使合成工艺得以简化；所得磺酸盐组成确定并且可控，最终配方可与大庆原油形成超低界面张力，达10~3～10~(-4)mN/m数量级，且稳定性良好；以合成的烷基苯磺酸盐为主体形成了三元复合驱配方，室内驱油模拟实验表明，按照大庆研究院对复合驱体系活性剂的评价方法，在天然岩芯上的驱油效率在20％以上。

Chapter one:in this section,a brief introduction of the development of polyfunctional organozinc regents was given,and then reviewed the preparation and reaction of organozinc regent.

在第一章中对官能团化的有机锌试剂的发展做了简要的介绍，然后对主要的就官能团化的有机锌试剂的制备以及在有机合成中的应用选择了一些有应用价值和理论意义的制备方法和反应类型做了详细的综述。

Nanosize SiO_(2) particles were prepared using water-in-oil microemulsion method in polyether polyol with hydrolysis and condensation reactions of tetraethyl orthosilicate by means of controlling molar ratio of water to surfactant and selecting moderate hydrolysis temperature.

选择适当的乳化剂和水解温度以及控制水与乳化剂的摩尔比，采用W/O型微乳液法在聚醚多元醇中通过正硅酸乙酯的水解、缩合反应合成了纳米SiO2。

Three ductility degrees and corresponding force modification factors for different structure types are suggested in foreign seismic codes,and take into account overstrength factor varied.

国外多数抗震设计规范对各种类型结构建议了3档延性等级和地震力调节系数的可选择方案，并考虑了不同程度的超强，通过对我国9度区3跨6层钢筋混凝土框架结构进行的非线性动力反应分析，结果表明，赋予不同屈服水准的框架结构具有相近的超强水准。

Three ductility degree s and corresponding force modification factors for different structure types are suggested in foreign seismic codes,and take into account overstrength factor varied.

国外多数抗震设计规范对各种类型结构建议了3档延性等级和地震力调节系数的可选择方案，并考虑了不同程度的超强，通过对我国9度区3跨6层钢筋混凝土框架结构进行的非线性动力反应分析，结果表明，赋予不同屈服水准的框架结构具有相近的超强水准。

CMV IE gene can directly induce the expression of ICAM-1, Pand E-selectin without any cytokine produced by host cells.

通过诱导内皮细胞表面ICAM-1和P、E选择素表达上调是CMV诱发排斥反应的主要机制之一。

Hydroxylethyl peroxyl radical was chosen to act as a model of lipid peroxyl radical in thekinetic studies of its reaction with several typical flavonoids.

本论文选择了α-羟乙基过氧自由基作为脂质过氧自由基的模拟物，研究了它与几种典型的黄酮类化合物的反应动力学。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。