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[期刊论文] 作者:Major,,
来源:坦克装甲车辆 年份:2019
在2019年的最后一个月,美国军事格局发生了重大变化。先是2019年12月19日,白宫发言人桑德斯宣布,美国已开始从叙利亚撤军。"我们决定开始将美军部队撤离叙利亚,这也意味...
[期刊论文] 作者:E.Leshchenko,Alexander Kessel,Olga Jahn,Mathias Krüger,Andreas Münzer,Sergei A.Trushin,Laszlo Veisz,Zsuzsanna Major,
来源:光:科学与应用(英文版) 年份:2019
High-field experiments are very sensitive to the exact value of the peak intensity of an optical pulse due to the nonlinearity of the underlying processes.There...
[期刊论文] 作者:Xiaojuan He,Moshi Song,Jing Qu,Yansu Guo,Heqi Cao,Ruijuan Sun,Guang-Hui Liu,Yong Shen,Major Program Expert,
来源:蛋白质与细胞 年份:2019
Based on a national survey conducted by the National Bureau of Statistics, Chinas elderly population (aged 60 and above) had reached 249 million by the end of 2...
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