1) Solar conjunction
行星聚合
2) conjunction of the five planets
五星合聚
1.
By using the records on the conjunction of the five planets and the year of Jupiter passing in the Chunhuo constellation and Gan Zhi for the Moon’s phase,we have obtained that the first year of King Wen was 1058 BC and the year of King Wu’s conquest was 1046 BC.
根据“五星合聚”、“岁在鹑火”及“月相干支”的记载 ,得出文王受命元年是公元前 1 0 58年 ,伐纣之年为公元前 1 0 4 6年。
3) star-shaped polymer
星型聚合物
1.
The star-shaped polymer's cyclosiloxane core was synthesized by hydrosilylation with dimethyldichlorosilane and 2,4,6,8-tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane as raw materials,and characterized by infrared spectroscopy and nuclear magnetic resonance spectroscopy.
以甲基二氯硅烷、四甲基四乙烯基环四硅氧烷(D4Vi)为原料,采用硅氢加成反应合成了星型聚合物的中间体环硅氧烷核,并用红外光谱和核磁共振谱进行了表征。
2.
In this paper, 5,10,15,20-tetra(4-carboxylphenyl)porphyrin(TCPP) was synthesized first, then a kind of new star-shaped polymer was synthesized successfully with TCPP as the core and poly(butyl acrylate)(PBA) obtained by atom transfer radical polymerization(ATRP) as the arms.
合成了5,10,15,20-四对羧基苯基卟啉(以其为核)与通过新的自由基聚合方法合成的聚丙烯酸丁酯(以其为臂)反应,成功得到了一种新的星型聚合物。
4) Star polymer
星型聚合物
1.
The characteristics and applications of star polymers were summarized.
概述了星型聚合物的特点和应用,较详细地介绍了星型聚合物的3种合成方法:活性阴离子聚合法、活性阳离子聚合法和活性自由基聚合法。
5) star-shaped polymers
星状聚合物
1.
This paper studied a novel approach to hetero-arm star-shaped polymers of MMA and styrene by means of atom transfer radical polymerization.
以α-溴代异丁酸叔丁酯(BIBTB)为引发剂,CuBr/Bpy为催化体系引发甲基丙烯酸甲酯(MMA)聚合得到大分子引发剂PMMA-Br,利用电荷转移络合物效应以PMMA-Br引发支化单体二苯甲烷双马来酰亚胺(BMI)和苯乙烯就地优先生成双官能团大分子引发剂再继续引发苯乙烯得异臂星状聚合物。
6) Star polymers
星形聚合物
1.
Recent advances of star polymers;
星形聚合物的研究与应用进展
2.
In this thesis, on the basis of reversible addition-fragmentation chain transfer Polymerization, a series of star polymers and amphiphilic block copolymers were synthesized by RAFT using dibenzyl trithiocarbonate (DBTTC) as chain transfer agents, and were characterized by different means as IR、GPC、~1H-NMR、AFM etc in details.
论文基于可逆加成-断裂链转移自由基聚合(RAFT)聚合机理,使用三硫代碳酸二苄基酯(DBTTC)的链转移剂,合成了一系列的星形聚合物和两亲性嵌段共聚物,用FT-IR、GPC、~1H-NMR、AFM和动态光散射等测试方法对这共聚物的结构进行了表征。
补充资料：五星红旗
1.中华人民共和国国旗。旗面红色，左上方缀一大四小黄色五角星。小五角星环拱大星之右，各有一个角尖正对大五角星的中心点，象征着中国革命人民的大团结。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条