查询词典 Chain

Thirdly, Instead of using one-dimensional coupled map lattices model, we have constructed a combinable model, which is consisted of an one-dimensional chain, a two-dimensional netting grid and another one-dimensional chain as the drive-response system. So both the system's complexity for secret key streams and the efficiency for encryption have been increased.

第三，改进了使用单纯的一维耦合格子模型，而采用一维链加二维网格再加上一维链的组合模型来构造驱动和响应系统，增强密钥序列复杂度的同时也提高了系统的加密效率。

Based on hydrogen peroxide and ammonium persulfate as compounded initiating system,unsaturated vinyl monomers were used to directly copolymerize a new high range polycarboxylate water reducer structurized in carboxyl,esterquat and amido as main chain and in polyethylene glycol ether as side chain.

以过硫酸铵和双氧水为复合引发体系，采用不饱和单体直接共聚，得到一类主链为羧基、酯基、酰胺基，侧链为聚乙二醇醚基的新型聚羧酸高效减水剂，研究了共聚物的结构对分散性能的影响。

VDF and TFE seemed to copolymerize in a random way. The growing polymer chain radical -CF2. or-CH2 . is strongly favored over the CH2 end of CH2 = CF2, and the growth of the chain radical-CH2. trended towards CF2=CF2 in the copolymerization of VDF and TFE.

偏氟乙烯和四氟乙烯以无规共聚进行反应，在共聚反应中的链自由基CF2·或CH2·容易增长于CH2=CF2的CH2端，而链自由基CH2·在偏氟乙烯和四氟乙烯共聚反应中的增长倾向于四氟乙烯。

The main compositions of LP are shorter chain carboxylic acid and their ethyl esters, furan derivatives, cyclopentanone, phenol derivatives, benzene derivatives, aromatic ketone, aromatic acid derivatives, longer chain carboxylic ethyl esters and sterides. After upgrading, the main indexes reach the standard of fuel oil.

结果表明，LP的主要成分包括短链或环状脂肪酸及其酯、呋喃衍生物、环戊烯衍生物、苯酚衍生物、苯衍生物、芳酮、芳酸及其乙酯、长链脂肪酸乙酯和甾族化合物，经提质其主要指标达到了燃料油的标准。

The main compositions of LPs include shorter chain carboxylic acid derivatives, furan derivatives, cyclopentanone, phenol derivatives, benzene derivatives, cinnamic acid derivatives, longer chain carboxylic esters and sterides.

秸秆在亚/超临界醇中液化产生的LPs的主要组成成分包括短链脂肪酸衍生物、呋喃衍生物、环戊酮衍生物、含有取代基的肉桂酸衍生物、芳醛或酮衍生物、苯酚衍生物、苯衍生物，长链脂肪酸衍生物和甾族化合物。

Roller sprockets have some special dentiform teeth.Depending upon the meshing which lies in between chain teeth and chain nodes,it can transfer the desired movement.

滚子链轮上制有特殊齿形的齿，依靠链轮轮齿与链节的啮合来传递运动和动力。

Supply chain management is becoming one effect approach to acclimatize itself to competing in the whole world. There are so many advantages to attract scholars and the persons of corporation bound such as cooperate in stratagems, respond quickly, higher flexible, lower risks and the objects of cost-benefit. The multi-subject background, the diatropic thought method of SCM, Supply chain is becoming the focus.

供应链管理已成为新世纪企业适应全球竞争的一种有效途径，其所体现的战略合作、快速响应、高柔性、低风险、成本-效益目标等优势吸引了许多学者和企业界人士的关注，供应链管理理论的多学科背景性和思维方法的横向性更使其成为研究的焦点。

The present invention relates to a method for preparing long-chain dibasic acid diester by using long-chain dibasic acid produced by fermentation process.

本发明涉及一种长链二元酸双酯的制备方法，尤其是一种用发酵法生产的长链二元酸制备长链二元酸双酯的方法。

After years of diligency hardworking, Sunshine Century has accumulated powerful competitive strength and complete department resource.With the support of our advanced technology,Sunshine has got excellent prestige in the field and kept a good cooperated relationship with top brand glasses chain shop、jewellery shop、costume shop、cosmetic shops、watches suppliers、brand agents、famouse mall and brand chain stores.

经过多年的发展，企业实力雄厚，各部门资源配备齐全，在强大的技术支持下，世纪阳光已与国内外各大眼镜、珠宝、服装、化妆品、钟表生产厂商、品牌代理商及各大卖场、零售连锁企业建立了良好的合作关系，并在业内取得了极好的声誉。

The molecule of taxol is an extremely complex diterpene with a taxane ring structure fused with a four-membered oxetane ring, an ester side-chain at position C-13 and a benzoyl side-chain at the C-2 position Fig.

紫杉醇分子是一个极其复杂的四环二萜类化合物：一个紫杉烷环加一个四个元素组成的氧烷环，在C-2和C-13上还分别有一个苯氧基和酯基侧链。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我