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The accurate molecular weights of each components were determined. The amine acid sequences of the main components were analyzed by MS/MS synchronously.

结果证明，粗产物中的主成分即为目标十三肽，另外几个主要副产物为十三肽的残缺肽或氧化肽。

Used lens of infra-red spectrum, report to undertake token to polymer, inspected molecular print polymer with ultraviolet and prismatic photometry characteristic to the adsorption of aminopyrine.

利用红外光谱、电镜对聚合物进行了表征，用紫外分光光度法考察了分子印迹聚合物对氨基比林的吸附特性。

Poly was synthesized with calcium ammine as catalyst system and hexane as solvent,and the relationship among catalyst amounts,polymerization temperature,polymerization time and moisture of solvent with the yield of PEO and its relative molecular mass were investingated.

阐述了采用氨钙体系催化剂、以正己烷为溶剂的沉淀聚合制备聚氧化乙烯的方法。研究了催化剂用量、反应温度、反应时间及溶剂含水量与PEO收率及其相对分子质量的关系。

A series of 2-Hydroxypropyltrimethyl Ammonium Chloride Chitosan with different degree of quaternarization and molecular weight were prepared.

采用不同反应和降解条件制备了一系列不同取代度和不同分子量的羟丙基三甲基氯化铵壳聚糖。

The study indicated that the solid dispersion have been changed into mono phase system from double phase system, and the docetaxel present in the carriers with amorphism or molecular, which insured the drug could be dissolved quickly in gastrointestinal tract.

实验表明，固体分散体从两相体系转变为单相体系，且多烯紫杉醇在载体材料中以无定形或分子形态存在，保证了多烯紫杉醇在胃肠道中的快速溶出，达到了本实验的预期目的。

This experiment provide the gists on the molecular level for studying and protection of Amphioxus.

将11条文昌鱼雌性个体和11条文昌鱼雄性个体分别作为两个群体来研究。

In this study, the author used GISH technology to analyze the material that was resistant to take-all in test, and got three chromosome arm addition lines that carried the resistance genes derived from the amphiploid of Triticum-Haynaldia. The above arm addition lines and their resistant and sensitive parents were analyzed by RAPD method and two specific molecular markers that were tightly linked to resistant gene were obtained.

本研究先用基因组原位杂交对经鉴定抗全蚀病的材料进行分析，检测出三个抗性源于簇毛麦的端体异附加系材料，再利用RAPD方法，对这三个材料和抗感病亲本进行分析，得到了两个与全蚀病抗性基因紧密相关的特异性RAPD标记。

CA-CTSs including N,O-carboxymethyl chitosan,N,O-1-carboxyethyl chitosan (N,O-1-CEC),N,O-2-carboxyethyl chltosan(N,O-2-CEC),N-carboxymethyl chitosan and N-1-carboxyethyl chitosan(N-1-CEC) are quaternized using active quaternary salts prepared in laboratory.5 series including 25 kinds amphoteric chitosans characterized with polymeric ampholyte,in which 24 kinds are synthesized firstly,are obtained, 2-Hydroxypropyl dimethylbenzyl ammonium N,O-(1-carboxyethyl) chitosan chloride (GDMBA-N,O-1-CEC) is hydrolyzed into serial low molecular weight GDMBA-N, O-1-CEC with acid as catalyst and microwave as assistant instrumentality innovately.

以合成的活性季铵盐改性了N，O-羧甲基壳聚糖、N，O-1-羧乙基壳聚糖(N，O-1-CEC)、N，O-2-羧乙基壳聚糖(N，O-2-CEC)、N-羧甲基壳聚糖和N-1-羧乙基壳聚糖(N-1-CEC)等羧烷基壳聚糖，得到5个系列25种具有两性高分子电解质特征的新季铵化羧烷基壳聚糖，其中24种为首次合成；创新提出以微波辅助酸催化的方法催化2-羟丙基二甲基苄基-N，O-(1-羧乙基)壳聚糖氯化铵(GDMBA-N，O-1-CEC)水解，得到了低分子量的GDMBA-N，O-1-CEC。

Experiments showed that modified PAM is a kind of amphoteric PAM with low molecular weight and higher density of electric charge.

研究发现，实验所制得的改性聚丙烯酰胺是一种低分子量、较高电荷密度的两性聚丙烯酰胺。

The catalytic effect of different modified molecular si eves were studied for synthesis amyl acetate, the results indicate that SO 2- 4 /FeZSM have go od catalysis activity to esterification .The effect of the ratio of reactants, the amoun t of the catalyst and the reaction time were also investigated.

考察不同改性分子筛催化合成乙酸戊酯的催化活性，结果表明：改性SO2 - 4/FeZSM对合成酯的催化作用较好，并讨论了以该催化剂催化酯化时原料配比、催化剂用量、反应时间等因素与酯化反应的关系。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。