讨论了偏氯乙烯共聚物组成和结晶性等对其共聚物特性的影响，介绍了胶乳性能的改善方法。
Vinylidene chloride polymer resin composition and crystallinity influence on the copolymer characteristics were discussed, improving methods of latex performance were introduced.
第二章对CCFI和BDI及CCFI分航线指数之间平均收益率、标准差、偏度、峰度、序列相关性等基本统计量进行了比较分析。
Then it comparatively analyzes some basic statistic of CCFI and BDI, which include mean, standard deviation, skewness, kurtosis, autocorrelation, and so on.
麻烦型、中间偏麻烦型和发动缓慢型气质婴儿较易发生换乳期食物添加困难，添加困难的发生与心境、适应性、持久性、注意分散和反应阈等维度明显相关。
The infants with trouble temperament and middle-trouble temperament and slow-to-warm-up temperament were inclined to appear infant's milk switching difficulty in weaning period.
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