查询词典 benzoic
- 与 benzoic 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The side-chain liquid crystal polymacrylate was synthesized by free radical polymerization form the acrylate monomer which was generated from p-hydroxy benzoic acid, ethylene chlorohydrin and acrylic acid by etherification, esterification and chloration.
以对羟基苯甲酸、氯乙醇和丙烯酸为主要原料,经醚化、酯化和酰氯化反应合成了中间体和含液晶基元的丙烯酸酯单体,后者经自由基聚合合成了聚丙烯酸酯侧链液晶聚合物。
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Furthermore, different methods of storage and preservation (1.0% benzoic acid, 1.0% sorbic acid, 0.05% and 0.5% dialdehyde starch) were compared to conventional preservation procedures.
此外, 存储和保存的不同的方法(1.0%安息香的酸, 1.0%山梨酸, 0.05%并且0.5% dialdehyde淀粉)与常规的保存过程相比。
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The synergic effects between 1,4-Bis(α-alkylpyridinium)butane/hexane Dibromide gemini surfactantsand sodium dodecyl benzoic sulfatehave been studied,the effect of the ratio of GPS/SDBS on the surface tension and critical micellar concentrationof the mixture have been investigated.
研究了溴化1,4/1,6-双-α-烷基吡啶丁烷/己烷双子表面活性剂与普通阴离子表面活性剂十二烷基苯磺酸钠之间的协同效应,考察了二者复配比例对体系表面张力和临界胶束浓度的影响。
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The fluorescence properties of complexes of europium with β-diketone and terbium with benzoic acid and its derivatives were analyzed and the synergic effect of the second ligand was illustrated from the energy matching of the minimum triplet state of ligands and the resonance energy level of rare earth ions.
提出了掺杂离子荧光增强效应的机理。 4。首次采用ab initio CIS方法,在劈裂价层基组3—21G水平上对各配体进行了量化计算,系统分析了前线分子轨道特征和激发态的能级,从配体最低激发三重态能级与稀土离子共振能级的能级匹配,分析了铕与β-二酮的配合物的荧光性能和铽与苯甲酸系列衍生物的配合物的荧光性能,解释了第二配体的协同效应。
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The reaction of benzoic acid and ethylenediamine was studied under different conditions.
在不同条件下考察了苯甲酸与乙二胺的反应,对反应产物、主要副产物及反应中间体进行了分离和鉴定,通过熔点测定、元素分析和红外光谱分析,确定了产物为2-苯基咪唑啉,主要副产物为二苯甲酰乙二胺,中间体之一为乙二胺与苯甲酸形成的双盐。
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Cinnamon oil, Eugenia oil and Galangal oil can be used to enhance the percutaneous absorption of benzoic acid.
肉桂油、高良姜油、丁香油等能促进苯甲酸的透皮吸收。
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Cinnamon oil , Eugenia oil and Galangal oil can be used to enhance the percutaneous absorption of benzoic acid .
:研究肉桂油,高良姜油,丁香油对苯甲酸透皮吸收的影响。
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Objective To establish a method for determination of sorbic acid and benzoic acid in ham by HPLC. Methods Sea sand were added into samples-distill by water in the condition of alkalescence vibratedly-add potassium ferrocyanide and zinc acetate (to deposit protein, faecula,fat.)-determination by HPLC after filtration.
目的 建立火腿肠食品中苯甲酸、山梨酸的高效液相色谱测定方法方法样品加入海砂分散黏稠成块的样品,在碱性条件下用水振荡提取,加入亚铁氰化钾和乙酸锌沉淀蛋白质、淀粉和脂肪等,滤膜过滤进行液相色谱分析。
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Absorption maximum move red and particles size enlarge when heating time increased.In order to test whether these nano_silver colloids can be using SERS research,the cationic molecular fuchsine basic,Methylene blue,anionic molecular Benzoic acid,neutral molecular Alcidine orange and Sudan red are used.
为测试该纳米银溶胶是否具有表面增强喇曼散射活性,选用了阳离子型分子碱性品红、亚甲基蓝,阴离子型分子苯甲酸,中性分子丫啶橙、苏丹红作为其SERS活性的测试分子,进行SERS研究。
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The main volatile components were found to be linalool (25.26%), geraniol (12.85%), terpineol (8.42%) and 2-amino-benzoic acid methyl ester (7.75%).
共鉴定出45种化学成分,主要芳香性化学成分依次为芳樟醇(25.26%)、香叶醇(12.85%)、松油醇(8.42%)和2-氨基-苯甲酸甲酚(7.75%)。
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。