查询词典 dyes
- 与 dyes 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Disperse dyes are substant ially water-insoluble colourants that are mainly used for colouring pol yester, nylon
分散染料本质上是一种非水溶性著色剂,主要用於涤纶、尼龙、纤维素醋酯纤维的染色。
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The copolymerizations of vinyl sulphone dyes with acrylonitile were carried out in the media of water and DMF, and in an emulsion system.
对乙烯砜型染料在较高浓度下与丙烯腈在沉淀、溶液、乳液等不同体系中的共聚反应进行了研究。
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Synthetic dyes and pigments mainly spices teratogenic effect of cells and the poisoning effect of DNA.
合成染发剂中主要是色素和香料对细胞的致畸作用和对DNA的毒害作用。
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In chapter 5,several novel fluorescent dyes based on perylene tetracarboxylic diimides were prepared by a catalytic nucleophilic addition of an activated methyl group to carbonyl group.
第四章:以无水氯化锌为催化剂,将含活泼甲基的2-甲基喹啉连接到PDI单元的酰亚胺N的位置,合成了两个含PDI单元和硼氟荧光体单元的新颖荧光染料。
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The relationship between molecular structures and application properties of tetrazine dyes used for liquid crystal colour display is investigated .
对均四嗪衍生物作为液晶彩色显示用染料结构和应用性能的关系进行了研究。
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Dyes ; tetrazine ; dichrcism ; liquid crystal devices ; parameter ; order
染料;四嗪;二向色性;液晶显示器件;有序;参数
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In order to achieve salt-free dyeing of cotton fabrics with reactive dyes ,a water-soluble amino-terminated hyperbranched polymer(HBP-NH2) was synthesized from methyl acrylate and diethylene triamine by melt polycondensation.
为了实现棉织物活性染料无盐染色工艺,以丙烯酸甲酯和二乙烯基三胺为原料,采用熔融缩合聚合法合成了1种水溶性端氨基超支化合物(HBP-NH2)。
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Triphenylamine and their derivatives are excellent optical materials,and TPA is chosen as the basic framework for the design and synthesis of a series of TPA-based dyes.
三苯胺(Triphenylamine,TPA)及其衍生物是一类性能优良的光电材料,本论文即是选用三苯胺为基本骨架,通过简单的有机反应,设计和合成一系列三苯胺类有机敏化剂。
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In this study, a series of star-burst DCM dyes were designed and synthesized. These novel structures can be considered to be the integration of two or three DCM chromophores into one molecule using triphenylamine as electron-donating core.
围绕抑制浓度猝灭效应的主题,本课题以三苯胺为核心,设计合成了系列星型结构的DCM类染料分子,它们均可看作是两个或三个DCM染料在一个分子内的集成。
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Toys are constructed with bird safe dyes , cotton ropes and untanned leather , nickel plated bells and hooks .
玩具是构建与鸟安全染料,棉花绳索和untanned皮革,镀镍编钟和鱼钩。
- 推荐网络例句
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Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.
然而现在,所有的孩子都要在综合学校继续学习,所以这次考试只是决定他们将要学习哪些课程。
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Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .
城区的迅速扩大在很多情况下侵占了宝贵的可耕地,使人们普遍认识到发展不能以牺牲农业为代价。
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Detailed Intrinsic Reaction Coordination calculations were carried out to guarantee the optimized transition-state structures being connected to the related tautomers.
同时,做了详尽的内禀反应坐标计算,以保证所得到的过渡态连接相应的始末异构体。