• 计算结果表明溶剂中的反应机理中的反应机理一致

    The calculation results show that the reaction mechanism in solvent is consistent with that in gas phase.

    youdao

  • 研究拜尔法生产氢氧化铝过程溶剂浮选-相色谱法测定结晶助剂有效成分硬脂酸方法

    A solvent flotation-gas chromatography for the determination of sodium stearate in sodium aluminate solution in aluminium hydroxide production by the bayer process was studied.

    youdao

  • 摘要目的:建立一种相色谱同时测定注射用青霉素中有机溶剂丁醇、乙酸乙酯、乙酸残留量的方法。

    To found a method to detect the residual solvents of penicillin sodium for injection: butanol acetic ether and butyl acetate.

    youdao

  • 采用天然氯化法生产二氯甲烷以供感光材料工业溶剂

    Use of natural gas for heat chlorination methylene chloride for the production of photographic materials for industrial solvent.

    youdao

  • 通过改变催化剂溶剂用量,可以实现凝胶的颗粒直径及孔洞由纳米到微米级的连续调节。

    The structures of carbon aerogels are controlled from micro pore to macro pore by changing the concentration of catalyst and solvent.

    youdao

  • 建立快速溶剂萃取-相色谱同时测定含脂羊毛47有机磷杀虫剂残留量方法。

    This study developed a method for simultaneous determination of 47 organophosphorous pesticides in greasy wool by accelerated solvent extraction (ASE) coupled with GC-NPD.

    youdao

  • 介绍溶剂沥青-蜡油沥青加氢-沥青组合工艺应用情况

    Commercial application of a combination technology, solvent deasphalting with hydrotreating of VGO blending DAO and gasification of asphalt, was introduced.

    youdao

  • 大豆胚芽出油率为指标,石油脱脂溶剂通过因素正交试验对大豆胚芽索氏提取工艺进行了研究,并用色谱胚芽脂肪酸组成进行了分析。

    Through single factor and orthogonal experiments, extraction of oil from soybean embryo and its composition were studied by using petroleum ether as degrease solvent and GC, respectively.

    youdao

  • 建立食用油脂浸出溶剂组成相色谱分析方法

    A gas chromatographic method for analysis of hydrocarbons in edible oil extraction solvent was developed.

    youdao

  • 经不同工艺过程制备二氧化硅凝胶,初步摸索出制备温度溶剂催化剂、反应时间最佳参数。

    The factors that influence silica aerogel preparations were investigated, and the optimum values were obtained for preparing temperature, solvent, catalyst and process duration.

    youdao

  • 介绍了溶胶-凝胶技术制备二氧化硅凝胶球过程中凝胶微球收缩及其目标凝胶微球密度影响着重研究外相溶剂处理与否以及处理方式与凝胶收缩程度的关系。

    This paper presents the study on the shrinkage of low-density silicon hydrogel microspheres and its influence on the density of resultant aerogels, focusing on the effects of solvent on the shrinkage.

    youdao

  • 相色谱法测定溶剂丙烯腈含量

    To determine acrylonitrile content in solvent with gas chromatography.

    youdao

  • 微生物注入油藏滞流油藏岩石孔隙中的微生物发生生化反应产生表面活性剂溶剂醇类可溶聚合物

    Results including surfactant, solvent, alcohol, soluble gas, acid, polymer and so on May be produced by the biochemistry reaction of the microbe injected and occluded in reservoir pores.

    youdao

  • 针对林德公司工艺存在着溶剂甲醇循环过程中水含量损失大问题鲁奇公司合成净化工艺进行比较

    The paper compares the Lurgi synthesis gas purification technology with that of Linde, in which the cycling solvent methanol has a high water content and consumes considerably.

    youdao

  • 三甘醇因其具稳定性好吸水性蒸汽压低优点作为天然脱水溶剂得到了广泛的应用。

    Triethyleneglycol widely used as dehydration solvent in natural gas industry, it has many advantages such as thermodynamics stabilization, strong SOP up and low steam pressure.

    youdao

  • 以间二酚甲醛为原料,采用溶胶-凝胶工艺,结合高温碳化溶剂替换常压干燥技术,制备了凝胶。

    Carbon aerogels were prepared from resorcinol and formaldehyde via sol-gel process, high temperature carbonization and atmospheric pressure drying technology with solvent replacement.

    youdao

  • 目的建立毛细管相色谱测定有机金属抗癌原料药二茂钛中的有机溶剂残留量

    OBJECTIVE to establish a capillary gas chromatography method for the determination of residual organic solvents in organometallic antitumor crude drug titanocene dichloride.

    youdao

  • 展望利用溶剂浮法分离有机物溶液工业化应用前景研究重点

    The potential applications and study emphases of solvent sublation in the separation of organic compounds from their dilute solutions are discussed.

    youdao

  • 天然脱水方法低温分离法溶剂吸收固体干燥剂吸附法。

    Methods for dehydration of natural gas includes the low temperature separation method, solvent adsorption method, and solid desiccant adsorption method.

    youdao

  • 主要介绍了MDEA空间位阻这两种高效、低耗的脱碳溶剂合成氨原料天然脱碳工艺中的应用情况。

    The MDEA and sterially hindered amines are used as high efficiency and low - expend solvent in decarbonization Process synthetic ammonia and natural gas.

    youdao

  • 目的建立适用于同时测定常用溶剂胶粘剂苯、甲苯二甲苯含量相色谱分析方法

    Objective To establish a gas chromatography method which will be suitable for determination of one time of the benzene, toluene, dimethylbenzene in the adhesives.

    youdao

  • 建立毛细管相色谱测定甲磺酸齐拉西酮中残留溶剂乙醇异丙醇二氯甲烷正己烷四氢呋喃D MF、丙二酸二甲酯的残留量。

    A capillary GC method with FID detector for the determination of residual organic solvents ethanol, isopropanol, dichloromethane, n-hexane, tetrahydrofuran, DMF and dimethyl malonate was established.

    youdao

  • 采用加速溶剂萃取ASE)—相色谱测定土壤中的12种类二恶英多氯联苯

    12 kinds of dioxin-like polychlorinated biphenyls(PCBs)in soil were determined by accelerated solvent extraction(ASE)and gas chromatography method.

    youdao

  • 方法实验重现性良好,在溶剂含量小于30%,该实验的标准偏差小于0.0754,且操作方便,能为相、液相扩散系数理论分析提供合理的实验数据

    The standard deviation is less than 0.0754 when the solvent content is less than 30%. This method could provide better experimental data for f

    youdao

  • 应用加速溶剂萃取色谱-质联用法测定土壤中6种邻二甲酸酯类有机污染物。

    A method for the determination of 6 phthalate esters (PAEs) by gas chromatography-mass spectrometry (GC-MS) with accelerated solvent extraction (ASE) sample preparation was developed.

    youdao

  • 工程因素包括距、注入方式(交替)、溶剂注入水交替频率、射孔位置等。

    The later includes well spacing, injection mode (gas injection or gas alternating water injection), solvent cumulative injection amount and the alternating frequency, etc.

    youdao

  • 前言:目的:建立一种相色谱同时测定注射用青霉素有机溶剂丁醇乙酸乙酯、乙酸残留量的方法。

    Objective: to found a method to detect the residual solvents of Penicillin Sodium for Injection: butanol, acetic ether and butyl acetate.

    youdao

  • 采用相色谱法测定比卡鲁胺原料药有机溶剂残留量。

    The residual solvents in bicalutamide substance were determined by GC.

    youdao

  • 采用相色谱法测定比卡鲁胺原料药有机溶剂残留量。

    The residual solvents in bicalutamide substance were determined by GC.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定