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- Morphology studies showed that the curve of N,N-dialkyl chitosan was depended on the length of side chain,and the backbone molecular weight influenced the size of corresponding vesicle. 合成了不同主链相对分子质量的N,N-双辛烷基壳聚糖,N,N-双癸烷基壳聚糖及N,N-双十二烷基壳聚糖,并制备了相应的自组装泡囊,比较研究了侧链长度和主链相对分子质量对载药泡囊药物释放行为的影响。
- Research and Development of Side Chain. 侧链液晶高分子研究进展。
- There are two steps in synthesis of ceftazidine: synthesis of side chain ester and synthesis of bulk actives. 头孢他啶的合成分为侧链酯的合成和原料药的合成两部分。
- By controlling the depth of side etching of metal gate and the length of CNTs, the ability of increasing anode currents and reducing gate leakage currents could be realized. 控制金属闸极侧吃的深度和奈米碳管的长度,进而达到增加阳极电流的控制能力并减少闸极的漏电流。
- When the number of side chain carbon is over 3, these alkylaromatics are prone to side chain cracking and benzene is mainly formed by dealkylation. 当烷基苯取代基碳原子数在3以上时,烷基苯裂化反应性能随着烷基侧链碳原子数的增加而增加,烷基侧链含有叔碳原子则更易裂化,苯的生成主要来自脱烷基反应;
- Application field: use as biochemical agents, synthesis of side chain of valaciclovir or ciclovirs series, synthesis of Hypertensin and other peptides. 用途 :用于生化试剂,万乃洛韦或伐昔洛韦等洛韦系列侧链合成,增压素等其它多肽合成。
- This river is ten times the length of that River. 这条河的长度是那条河的十倍。
- The paper discusses the chlorination of side chain of p - chlorotluene and the hydrolytic process, and puts forword the process of synthesis of p - chlorobenzaldehyde. 研究了对氯甲苯侧链氯化、水解法合成对氯苯甲醛的工艺。
- She paced out the length of the room. 她用步子测量了房间的长度。
- Furthermore, with the increase of carbon number in the side chain,the selectivity of side chain cracking increases, thus, the formation of benzene is reduced. 随着烷基苯取代基碳原子数的增多,烷基芳烃的侧链裂化反应选择性增加,可利用此反应特性控制反应路径,达到降低汽油苯含量的目的。
- He fished a length of string out of his pocket. 他从口袋里掏出一条绳子。
- You spend a ridiculous length of time in the bath. 你洗澡用那麽长时间,真不像话。
- Promotion will go by length of service. 晋升以服务年限为准。
- He measured the length of the room. 他量了房间的长度。
- In order to match different fields, the current specification (code) should be revised by our opinions, especially, in the terms of length of side reconnaissance, length of side calculated by coordinates, and area surveying etc. 为了使现行规范更适合不同地区房产测绘的使用,特别在边长测量、坐标反算边长和实际测量边长较差限差的规定以及面积测量的精度要求等方面,提出了自己的观点。
- She paced out the length of the garden. 她用步子量出了花园的长度。
- Main products are: non-standard standards iron chain, the chain of stainless steel, plastic chain, a new type of side chain, all kinds of animal chain, the chain, and other flowers. 主要产品为:各种标准非标准铁链条、不锈钢链条、塑料链条、新型方链、各种动物链、花篮链条等。
- My estimate of the length of the room was 10 feet. 我估计房间的长度为10 英尺。
- She sprinted the length of the road. 她全速跑完了那条路的全长。
- His mind kept branching off into the contemplation of side issues. 他的脑子老是岔开去想一些枝节问题。