以下为句子列表:
英文: Abstract: The development on research of catalytic esterification of rosin in the past 30 years are summarized.Conditions and catalysts used in the reaction are specially noted and compared.It is pointed out that enforcement of such researches on rosin es
中文: 文摘:综述了30年来松香催化酯化反应的研究进展,重点考察了反应使用的催化剂、反应条件以及产品性能,对进一步研究松香酯化改性具有指导意义,并有利于我国松香资源的充分利用。
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英文: Composite latex particles of disproportionated-rosin (DPR) and polyacrylates were synthesized by miniemulsion polymerization.
中文: 摘要通过细乳液聚合方法成功制备了歧化松香-丙烯酸酯复合高分子乳液。
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英文: Cypress rosin flows out constantly from these holes, making this cypress unique among all the cypresses in the temple.
中文: 树干上遍布洞孔,似乎有断钉在内;而柏液不断地从孔中溢出,实为群柏之奇。
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英文: It was also demonstrated that rosin in hybrid polymer functioned as a plasticizer to reduce glass transition temperature, which resulted in the reduction of strength and increase of elongation of polymer films.
中文: 力学性能分析显示歧化松香在杂合物中起到了增塑剂的作用,降低了聚合物的玻璃化转变温度,使得断裂应力下降而断裂伸长率有所增长。
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英文: Diagnosis of congenital muscular dystrophy and clinical significance of merosin expression
中文: 先天性肌营养不良的诊断及层黏连蛋白表达的意义
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