查询词典 amidogen
- 与 amidogen 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this artical,the yeast was modified with several chenical methods such as acidification and dried at different temperature,the acetone processing,sodium hydroxide processing,esterification and cover up the amidogen,and studied it to adsorb the copper ions .
采用酸化并在不同温度下烘干、丙酮处理、氢氧化钠处理、酯化及掩蔽氨基等化学方法对酵母菌进行修饰处理,分别研究其对铜离子的生物吸附情况。
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The invention aims at improving the quality of flour to researche a method for preparing new flour modifying agent, namely, the microencapsulation glucose oxidase, chitose-calcium alginate-glucose oxidase microcapsule which is obtained through the method is copolymer hydrogel which is obtained through double cross-linking, both amidogen and carboxyl group are fixed, and the whole system is a reticular formation.
本发明以改善面粉品质为目的,研究一种新型面粉改良剂――微胶囊化葡萄糖氧化酶的制备方法,采用上述方法制得的壳聚糖-海藻酸钙-葡萄糖氧化酶微胶囊,是经双重交联得到的共聚凝胶,氨基和羧基均被固定,整个体系为网状结构。
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During the storage of rice wine,the amidogen or carbonyl reactions occur slowly,which makes the rice wine with darker color,strengthened flavor and mellow taste.
同时随着贮存期延长酒中缓慢产生氨基、羰基反应使产品的色泽增深、香气增浓、口味醇和绵软、协调爽适。
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Gonorrhoeae was amplified with the one set of primer for the 16S rRNA gene. The reverse primers were labeled with biotin. The products were identified by hybridization with its specific oligonucleotide probes labeled with amidogen in a nylon membrane.
选择NG 16S rRNA基因设计一对PCR引物,生物素标记下游引物扩增NG DNA,然后与固定在尼龙膜上的特异性寡核苷核探针杂交。
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The degree of hydrogen bonded amidogen of the polyurea is high and the hydrogen-bonded urea carbonyl is 57.2%, including 63.1% ordered hydrogen bonding.
结构形态研究表明,PAE-F聚脲呈现非晶形态;氨基氢键化程度高,脲羰基总氨键化程度为57.2%,其中完善氢键化程度为63.1%。
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Polymerization of norbornene was carried out in the presence of a catalyst system consisting of amidogen substituted mono(η~5-cyclopentadienyl)titanium/methyl aluminoxane.
采用胺基取代单茂钛{Cp~*TiCl_2N[Si(CH_3)_3]_2}与甲基铝氧烷组成催化体系催化降冰片烯聚合,得到有一定结晶结构的、可溶的聚降冰片烯。
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Then Doripenem came into the market in the July ,2005. We studied the synthesis of Doripemen.Firstly, we synthesized the chemical 2 from the starting material------o-hydroxylphenylacylamine through Reformastky reaction, alkylation, Diekmann reaction, enolization, esterification and etc. Secondly, we synthesized the chemical 3 from L — hydroxylproline through the protection of carboxyl, amidogen and hydroxyl group, reduction by NaBr, SN_2 substitution and Mitsumobu reaction.
我们以水杨酰胺为起始原料,经Reformatsky反应、烷基化、Diekmann环合、烯醇化、酯化等反应合成双环母核2;再从L-羟基脯氨酸出发,经酯化保护羧基、保护氨基、保护羟基、硼氢化还原酯得醇、Sn2取代和Mitsumobu反应等合成巯基侧链3;最后由化合物3经脱保护、水解得硫醇,和化合物2在二异丙基乙基胺的作用下缩合,最后Pd/C催化脱保护,历经16步反应最终得到产物多尼培南。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力