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[期刊论文] 作者:Kaiyong Wang,Hu Yu, 来源:地理研究(英文) 年份:2018
Family planning has been China's basic national policy since 1980, but it changed from a onechild policy to a two-child policy at the end of 2015 as which w...
[期刊论文] 作者:ZHAO Jun,HU Yu, 来源:国际关系与外交:英文版 年份:2018
There are four distinctive features in Egypt’s port construction and maritime transportation:Egypt’s port construction and maritime transportation is a vital...
[期刊论文] 作者:HU Chang - sheng,HU Yu - zhe, 来源:求实 年份:2018
[期刊论文] 作者:Jie Hu,Yu Chen,Yi-Xiu Bai,Pei-Song He,Qing Sun,An-Chun Ji, 来源:中国物理B(英文版) 年份:2018
We study the ground state energy of an atom interacting with an oscillating optical field with electric dipole and quadrupole coupling. Under the rotating wave...
[期刊论文] 作者:Shuaijie XUE,Hongjun LIU,Lixin ZHOU,Weidong YANG,Hongbo HU,Yu YAN, 来源:城市道桥与防洪 年份:2018
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:A-Juan Liang,Gui-Shuan Wang,Ping Ping,Shuang-Gang Hu,Yu Lin,Yi Ma,Zheng-Zheng Duan,Han-Shu Wang,Fei Sun, 来源:亚洲男性学杂志(英文版) 年份:2018
Spermatozoa are not mature until they transit the epididymis where they acquire motility and the ability to fertilize an egg through sequential modifications. The epididymis has three functional regions, caput, corpus, and cauda, and the lu......
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