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- Numerical simulation and core experiment show that wide molecule weight polymer is recommendable for polymer flooding in the second type reservoir. 数值模拟及岩心实验表明,二类油层聚合物驱油适宜采用宽分子量聚合物驱油,可以获得更好的聚合物驱油效果。
- The breast cancer antigen specifically combined with M4G3 McAb has 48,000 dalton molecule weight. 与M4G3单抗结合的乳腺癌抗原分子量约为48,000 dalton。
- MDL-3, with molecule weight of 14 000 and abundant Gly, showed antibacterial activity against Gram-positive,S. MDL 3分子中富含Gly;相对分子质量为14000;对革兰氏阳性菌S.
- Nitric oxide(NO),a simple-structure molecule,is the bioactive substance with the lightest molecule weight which has been found in vertebrates. NO是一种结构简单的气体,是脊椎动物体内已发现的分子量最小的生物活性分子。
- Some items such as molecule weight of PP chip, distribution of molecule weight and proper adjust to the techniques of drawing are the critical factors. 认为聚丙烯切片的分子量、分子量分布以及纺丝、拉伸工艺的合理调整等是丙纶强力丝生产中的关键。
- Highly cationic guar gum (HCG) was prepared and acid hydrolyzed into different grades of HCG with lower molecule weight . 制备了高阳离子度瓜尔胶(HCG),并对其进行酸降解,制得不同分子质量级别的HCG。
- It was found that the resin's molecule weight and viscosity rose when the concentration of BPO increased to a high concentration. 发现并讨论了在引发剂BPO用量提高到较高时树脂的相对分子质量和粘度增加的现象。
- Nitric oxide (NO), a simple-structure molecule, is the bioactive substance with the lightest molecule weight which has been found in vertebrates. 摘要NO是一种结构简单的气体,是脊椎动物体内已发现的分子量最小的生物活性分子。
- However, the relationship between the molecule weight, aperture of PLA and the best inducing osteogenesis need a further study. 但是,对PLA相对分子质量及孔径与最佳成骨效果间的关系有待进一步研究。
- The effects of the mole ratio of anhydride to amino group of chitosan in the feed solution on the solubility, intrinsic viscosity and molecule weight of the product were studied. 研究了投料物质的量比对产物的溶解性、特性黏度和相对分子质量的影响。
- As a result,organic silicon was reacted with epoxy,molecule weight was 5 000,electrical properties were good engough to used in insulative powedr coating. 结果表明,有机硅成功地连入环氧树脂链中,分子质量为5000,所制备的涂膜经高压蒸煮后,电性能优异,该树脂可应用于绝缘粉末涂料中。
- As a result, organic silicon was reacted with epoxy, molecule weight was 5000, electrical properties were good engough to used in insulative powedr coating. 结果表明,有机矽成功地连入环氧树脂链中,分子质量为5000,所制备的涂膜经高压蒸煮后,电性能优异,该树脂可应用于绝缘粉末涂料中。
- According to the detected chlorine content and the graft rate(MAH content),we can get the structural unit of the graft copolymer and the molecule weight of the structural unit. 根据实验所测得的氯含量和接枝率(马来酸酐含量),可以求得接枝物的结构单元。
- Hydroxyl silicon was used to modify epoxy resin.The molecule structure, molecule weight and reaction of modified epoxy resin was determined through IR, GPC and DSC respectively. 摘要采用羟基矽油对环氧树脂进行改性,对所制备的环氧树脂采用红外光谱分析了官能团结构,通过GPC法测试分子质量,采用差热扫描研究了其反应性。
- Comparing 1.0 generation dendrimer with an EDA core and peripheral acrylic ester double bond [G1(=)] and the same molecule weight, linear, normal oligomers, such as 601 , 602, we obtain the curing speed of the first higher than the later. 将EDA为核,丙烯酸酯双键为端基的第1代树枝状大分子[G1(=)],与其分子量相近,线型结构的紫外光固化齐聚物(601、602)进行固化速度比较,结果发现前者比后者快得多。
- The full ORP encodes a 487-amino acid protein with a calculated molecule weight of 53.484 kDa and an isoelectric point of 6.75. At the primary sequence level, it shared high homology with Clr, so was named Clr-like serine protease, CLSP. 该蛋白在核酸和氨基酸水平上与人补体组分Cl:表现高度同源,故将其命名为补体Cl:样丝氨酸蛋白酶(旦lr一like旦erineprotease,CLSP),该基因已经在Ge心ank登录(登录号为AF17s985)。
- The MxSAMS gene was cloned, which is 1479bp in length and has an ORF of 1176bp encoding 392 amino acids. The pI is 5.58 and the molecule weight is 42.99KDa. It is an acidic protein. 克隆得到小金海棠S-腺苷甲硫氨酸合成酶基因(MxSAMS);cDNA全长1479bp;ORF1176bp;编码一个392个氨基酸残基的蛋白质;具有SAMS家族的结构特征;分子量约为42.;99KDa;等电点为5
- But some times we still got samples that are nearly the same in LC and MS; we should use hydride or tandem MS, the most expensive MS instrument that unveil both molecule weight and some structure information. 串联质谱不仅提供了分量的信息,还可以提供很多分子结构的信息,帮助我们了解样品组成。
- The results show that there are three stages during HNSP degradation,namely,low molecule weight matter and water escape, protein denaturation and degradation, and residue degradation. 结果表明,在三种气体条件下大豆蛋白的热分解都经历脱水和小分子物质的逸出、蛋白质变性分解、残余物分解等三个阶段。
- Both effects of soft segment molecule weight and various NCO content of prepolymer on physical mechanical properties of dry films and effects of neutralizer type on emulsion properties were studied. 研究了软段相对分子质量、预聚体的NCO含量对其干膜物理机械性能的影响以及中和剂种类对乳液性能的影响。