The effects of the kind and dosage of dehydrating agent, the mole ratio of acid to alcohol, reaction time on conversion, yield and purity were studied.

  • 所得主要结论性成果如下:1.在丙烯酸和二乙二醇单甲醚进行酯化制备MOEOEA的过程中,考察了共沸剂种类及用量、酸醇摩尔比、酯化时间对转化率、产物收率及纯度的影响。
  • 来源:互联网摘选2026-05-07 12:55:55

  • 重点词汇
  • ofprep. 关于;属于…的;由…制成;
  • dosagen.(药物等的)剂量;(通常指药的)服法;下药,配药;
  • agentn.(演员、音乐家、运动员、作家等的)代理人;(化学)剂;(企业、政治等的)经纪人;动因(指对事态起重要作用的人、事物);原动力;施事者
  • molen.鼹鼠;防波堤;痣;间谍;
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • dehydratingv.[医]脱水的( dehydrated的过去分词 );
  • alcoholn.乙醇,酒精;含酒精的饮料;
  • ration.比,比率;比例;系数;
  • 相关例句
1、

Observation of atrial flutter/ atrial fibrillation in the treatment group after conversion in 0~ 90 min, 90 min~ 4h time of conversion.

观察房扑/房颤于用药后0~90min、90min~4h两组转复情况、转复时间的比较。

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2、

The monomer ratio, CPE content, swelling time, conversion and the amount of mercaptan would also affect the light-trasmitting property of MCS resin.

单体配比、CPE用量、溶胀时间、转化率及硫醇用量等均有影响。

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3、

The effects of concentration of La 3+, Ce 4+, Nd 3+, reaction temperature and reaction time on conversion and product distributions were also investigated.

考察了La3+、Ce4+、Nd3+浓度、反应温度、反应时间对转化率和产物分布的影响。

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4、

The author demonstrated the time depth conversion method in detail by using geometry and gave practical calculation steps, and this fulfilled the conversion from seismic image to geological image.

作者利用几何学进行了其时&深转换的详细论证,并给出了实际的计算步骤,即实现将地震成果转换为地质成果的方法。

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5、

Obtaining velocity model and labeling horizon and doing time depth conversion by using VSP mean velocity and mean velocity of synthetic seismogram to fit velocity;

3通过VSP平均速度和人工合成地震记录反求平均速度进行速度拟合,得到速度模型,进而作层位标定和时&深转换;

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6、

At the time of conversion, items that previously cost Honor or Arena Points will be sold in exchange for the new Honor Points.

在转换,以前的项目成本荣誉或竞技场点数将被出售的时间为新的荣誉点数换取。

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7、

The paper used FTIR to monitor the curing progress and studied the effects of photoinitiators on the relationship of exposure time and conversion.

用FTIR跟踪监测环氧丙烯酸酯胶粘剂光固化过程并研究了光引发剂体系中辐射时间与双键转化率的关系。

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8、

By this mapping method, the real time coordinate conversion and processing of the echo signal become possible to perform for an ordinary PC.

采用该映射方法,在普通的PC机上即可完成实时坐标变换及对回波采样数据的进一步处理。

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9、

The effects of reaction temperature, amount of catalyst Na_2CO_3 used and reaction time on conversion yield of bagasse are investigated.

若以液体产品为主,则反应时间为80min较佳,反应温度相对降低。讨论了不同催化剂及Na2CO3用量对甘蔗渣湿式裂解气化的影响。

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10、

Using time depth conversion and depth migration technologies for data processing, more proper structural imaging profiles in steep structure were obtained.

高陡构造资料处理采用层速度时深转换技术和射线深度偏移技术,将得到比较准确的构造成像剖面。

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11、

The influences of concentration of dipping solution and dipping time on conversion rate of automotive catalyst were studied.

本文实验研究了车用氧化催化剂浸渍法制备工艺中浸渍液浓度和浸渍次数对转化率的影响。

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12、

The curve of reaction time and conversion rate of different molar ratio of acid to alcohol were gained.

得出反应随时间变化的曲线及酸醇不同投料比时的转化率。

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13、

The effects of inhibitor, dehydrant and reaction time on conversion were studied.

讨论了不同影响因素如阻聚剂、脱水剂和反应时间对合成反应以及转化率的影响;

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14、

In most cases, the molecular weights rise to a finite value with time or conversion.

在大多数情况下,分子量随时间或转化率升高至一个有限的值。

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15、

Technology of Real Time Data Conversion Based on Delphi and VBScript and Its Application

基于Delphi和VBScript的数据实时转换技术及应用

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16、

You can select only one project at a time for conversion.

每次只能选择一个项目进行转换。

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17、

The conditions of common failure mechanism and the expression of acceleration factor of the common failure distributions and the suitable failure distributions of accelerated life testing were presented. The time conversion formula and the basic hypotheses of accelerated life testing were discussed.

给出了常见失效分布失效机理不变的条件及加速系数的表达式及适用于加速寿命试验的失效分布,并对时间折算公式及加速寿命试验的基本假设进行了讨论。

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18、

In correlation of P wave with P SV wave data, it also needs to consider the influence of polarity, depth time conversion of drilling data and bandwidth of wavelet etc.

在纵、横波资料对比中,又需要考虑极性、井资料的深时转换、子波带宽等的影响。

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19、

In this article, the writer analyzes time conversion and method of inverse monent on double alternative step-stress accelerated life test for Weibull distribution.

首先针对高可靠、长寿命电子装备的可靠性评估问题,提出一种新的试验方法&双应力交叉步阶试验。

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20、

This paper analyzes the application prospects of VGA signal real time conversion system, and gives the basic skeleton diagram of the system's hardware structure.

文章分析了VGA信号实时转换系统的应用前景,给出了该系统硬件结构的基本框图。

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