The synthesis of the toughener is only a one-step reaction without side reactions, and has high product yield.
该增韧剂合成仅为一步反应，无副反应产生，产物产率高。
The invention adopts one-step reaction to achieve the desired product, and as a result, the reaction process is shortened, and such method is favorable to industrial production.
本发明采用一步反应可制得产物，缩短反应步骤，有利于工业化生产。
I found that 'knee-jerk' reaction curious, so I have a few questions and I'm hoping one of the naysayers will step up and answer them.
我对这种下意识的不假思索的反对颇为好奇，我想提几个问题并且希望这些反对者能够站出来回答这些问题。
The calculated results show that the aza Wittig reaction is a two step reaction, having one four membered ring intermediate on its reaction surface.
计算结果表明该反应是一个二步反应，在反应途径上存在一个四元环中间体。
The new process of preparing glycol polyglucoside by starch and glycol in the presence of an acid catalyst and a catalyst promoter through one step reaction has been studied.
研究了淀粉和乙二醇在酸性催化剂及助催化剂存在下一步直接合成乙二醇葡萄糖苷的工艺，考察了影响反应和产品性能的多种因素。
Ethyl cellulose was synthesized successfully in one-step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.
采用纤维素与过量的氯乙烷及氢氧化钠反应，以甲苯为稀释剂，用一步法成功地合成了乙基纤维素。
Our Cholesterol Assay uses a single Working Reagent that combines cholesterol ester hydrolysis, oxidation and color reaction in one step.
本公司所生产的胆固醇检测试剂盒仅使用单一工作试剂，将胆甾醇酯水解、氧化及显色反应结合为一个步骤。
The fire was modeled by the mixture fraction combustion method with chemical reaction mechanisms neglected. Laminar diffusion flame theory with one-step irreversible fast reactions is assumed.
对火的描述采用混合分数燃烧模型，模型中忽略燃烧过程中的反应机理，应用了层流扩散火焰理论和单步不可逆快速反应假定。
The reduction reaction occurs in one step.
还原反应为一步完成的。
This paper presents the reaction principle, production procedures and characteristics of an one step process for the preparation of solid PFS, and its application in wastewater treatment.
阐述了一步法生产聚合硫酸铁新工艺的反应原理、工艺过程、特点及其产品在废水处理中的应用。
The next step is an infinite reaction to the creative principle following the Law of one in one of its primal distortions, freedom of will.
下一步是无限对创化原则的回应，这个原则是遵循一的法则的最初变貌之一，自由意志。
The reaction is exothermic and proceeds in one step.
整个反应为一步进行的放热反应。
The reaction was one step at room temperature.
测定为室温下的一步反应。
The second polyimide polymer is prepared with aromatic tetracid dihydride and aromatic diisocyanate and through a one-step condensation reaction in organic solvent and under the action of catalyst.
第二种聚 酰亚胺聚合物是芳香族四酸二酐与芳香族二异氰酸酯，在有机溶剂中，在催化剂的作用下，一步法缩合反应制备得到；
One step nested reverse transcriptase-polymerase chain reaction (RT-PCR) was used.
使用一步法巢式逆转录聚合酶链扩增法(RT - PCR)。
In the invention, the preparation method has the advantages of simple operation, easy control, one-step finished reaction, high purity, innocuity and the like.
本发明的制备方法具有操作简单，易于控制，反应一步完成，纯度高，无毒无害等优点。
In this paper one step synthesis of diethyl chlorophosphate(DCP) with benzene was studied and the influence of the operating conditions on the reaction was investigated.
提出了以苯为介质一步合成氯磷酸二乙酯的方法及其相应的反应条件；
Result: Through the reaction of 7-ADCA and Dane Salt, one step crystallization gives Cefalexin with the total yield 89.4% .
结果：7- 氨基-3-去乙酰氧基头孢烷酸（7-ADCA）和苯甘氨酸邓钠盐反应，只需要一步结晶即可得头孢氨苄，总收率89．4％。
The present situation of terpinyl acetate synthesis has been reviewed. One-step and two-steps process for the synthesis of terpinyl acetate and relevant reaction mechanism are discussed.
综述了乙酸松油酯的合成研究现状，讨论了一步法和两步法合成工艺及相应的反应机理。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
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