并分别研究了各反应路线的影响机理和最佳反应条件。
We also studied the influence mechanism of every route and best condition separately.
对反应路线及反应条件的选择进行了讨论,并采用高效液相色谱法测定了产物的纯度。
The choice of the reaction routes and conditions for reaction were discussed. The purity of the end product was measured by High Performance Liquid Chromatography (HPLC).
海豹在水下更长时间地遨游,在这段时间里,它似乎是在探索遥远的路线,或是在躲避捕食者,这确实能唤起我们在实验室里看到的潜水反应。
The seal's longer excursions underwater, during which it appears to be either exploring distant routes or evading a predator, do evoke the diving response seen in the laboratory.
用例业务的概念是这样一种成分,它最好与一个环形路线结合,从用户启动的刺激源到系统的反应都是如此。
The notion of a use case transaction is such a constituent, and it is best taken to be a round trip, from the actor-initiated stimulus to the system's response.
事故中最令人毛骨悚然的部分则是那些从反应堆中升腾起来的放射性尘埃,它们静静地乘着风,画出了一条致命的路线。
The most frightening part of the nuclear accident was the radiation thatspewed from the reactor and then was carried by winds on its silent, deadlypath.
由于地处高海拔地区,气压较低,因而作用在球上的阻力及升力所产生的空气动力效应也会发生相应反应,最终导致球在空中飞行速度比在低海拔地区快,飞行的路线也更直。
At altitude, the air pressure is lower, and so are aerodynamic effects such as drag and lift, ultimately causing balls to travel faster and straighter than they would at lower altitude.
在研究中,三组人都受到提问(包括失控的车-铁路线-铁路货车的悖论问题);根据先前所做研究观察到,这些人的反应要么反应激烈明显,要么局促不安。
All three groups were asked questions (including the runaway-railway-wagon paradox) that previous studies have shown fall either side of the divide between the obvious and the squirm-inducing.
以醋酸丙烯酯为原料制造环氧氯丙烷的新路线,具有反应条件缓和、产品收率高和副产物少的特点。
Using allyl acetates as raw materials the new route for the manufacture of epichlorohydrin is characterized by mild reaction conditions, higher yields and less by-products.
综述对脂肪酶催化合成生物表面活性剂工艺路线、反应体系及操作参数。
The technical routes, reaction systems and operational parameters of producing biosurfactants with lipases were described in this review.
试验探索了反应型无机填料的路线,已取得了可喜的成果。
Routes of reaction type inorganic filler have been explored in experiments, and an encouraging result has been achieved.
本文研究了以3-氯丙醇,三苯基膦和丙醛为原料利用威蒂希反应合成叶醇的新路线。
A new path for the preparation of leaf alcohol with 3-chloropropanol, triphenylphosphine and propionaldehyde through Wittig reaction was studied.
对MDL化学反应数据库软件及计算机辅助设计在含能材料合成路线设计中的应用进行了阐述。
The basic principle and technology approach that applying MDL chemical reaction database software and computer aided design system in the synthetical routes of energetic materials are expounded.
方法改变反应条件,优化工艺路线。
METHODS Changed the conditions of reaction, and optimized the technology and route.
该路线原料廉价易得,成本较低,反应条件温和,适用于工业生产。
In this route, the overall cost is low and the reaction condition is temperate, so it is suitable for the industrial production.
如果能以乙酸与丙烯直接酯化一步合成乙酸异丙酯,则是一条理想的原子经济反应工艺路线。
If the synthesis of isopropyl acetate was manufactured by acetic acid and propylene, it would be a perfect atom economical technical route.
在为了确保准确解释反应过程中收集的访谈,研究成员参加了在实际行动路线为5周。
In order to ensure accurate interpretation of responses collected during the interviews, the study members participated in actual line operations for 5 weeks.
本文主要论述了中性红2GL染料的合成工艺路线,并对重氮偶合反应和络合反应条件进行了讨论。
The process of Acid Red 2GL is mainly introduced in this paper, and the conditions of both diazo-couple reaction and complexation reactions are also discussed.
本文综述了国内外哌嗪的合成路线,以及氢和氨反应氛围、催化剂、温度、压力等因素对哌嗪产率的影响。
This review deals with the processes of preparation of piperazine and the effects of reaction conditions, such as catalyst, temperature and pressure on the yield of piperazine.
结果该工艺使用原料简单易得,合成路线短,反应条件温和,制备方法简便。
The route of synthesis is short, the condition of response is gentle, and the preparative method is convenient.
根据电线电缆应用对树脂加工和机械性能的要求,确定了产品指标和生产技术路线及反应条件。
Based on the requirements of processability and mechanical properties for cable application, the target properties of the resin, technical route and reaction conditions were determined.
对第二代生物柴油制备过程的反应原理、工艺方法和技术路线进行了综述和讨论。
The principles, processing methods and technological routes for the preparation of the second generation of biodiesel are reviewed and discussed in this paper.
本文对乙酰基丁二酸二甲酯合成的反应机理、合成路线及其优缺点进行了评述,重点讨论了目前工业上所用的合成工艺及其改进的方向。
The reactive mechanisms of DMAS and several synthetic routes were reviewed. The methods applied in commercial production of DMAS were discussed in detail.
该法具有反应步骤少、时间短、产率高的特点,是适用于生产的合成路线。
It is an effective route for production with fewer steps, shorter time and better yields.
针对存在问题,进行了生物脱氮及湿式催化氧化技术的研究,涉及反应机理、工艺路线的改进、技术经济分析及处理效果。
Technologies of biological denitrification and wet catalytic oxidation were studied in terms of reaction mechanism, process improvement, techno economic analysis and application result.
结果:新合成路线与文献报道的路线相比具有反应时间短、操作简便、收率较高的优点。
Results:This new synthesis route has such advantages that are short time, easy control and higher yield.
同时,对另外两条路线进行了探索,考察了其中的一些关键反应。
On the other hand, the other two routes were delved , and some key reactions were investigated.
同时,对另外两条路线进行了探索,考察了其中的一些关键反应。
On the other hand, the other two routes were delved , and some key reactions were investigated.
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