The interannual variations of the monthly sea surface temperature (SST) in the North Pacific (including Equatorial East Pacific) during 1951-1980 are analysed
襄樊学院有关专业充分利用创造学课程作为交叉学科在培养大学生创新素质方面得天独厚的优势,经过多年的实践与探索,在创新型人才培养方面取得了有益的效果.形成了以“创造”
以化工管道用S 135钢钻杆为对象,研究其断裂性能,并对失效后S135钢钻杆的宏观形貌和微观组织进行观察与分析。结果表明,化工管道用S135钢钻杆的断裂形式为脆性断裂,断口位于
In present paper, a ladle–tundish–mold CFD model and a macrosegregation model were utilized to investigate the effects of the multiple pouring(MP) process on
The complexes, Nd(TTA)_4·HP and Er(TTA)_4·HP, have been prepared, and their UV-VIS-NIR absorption spectra measured. The matrix element expressions with J=1/2
In this paper, the mechanical mechanism and propagation process of crustal fracture system are studied by using the principle and method of fracture mechanics.
基于极限平衡理论,根据浸润线的位置推导砂土边坡在渗流和地震双重工况下的稳定性解析式,通过程序求解稳定性系数。解析法考虑了地震的振动特性和水压的变化,物理过程更为真
方圆四百里,人人都称他为“活菩萨”,邵仁义自己也感觉当之无愧.自私是人的本性,可祖上积攒下来的财产都被他用来救济贫困,布施僧道,修桥补路了,他自己却节衣缩食过着清苦的
The underground salt water in Huang-Huai-Hai-Liao (Rivers) Plains, just like an underground salt sea, is buried around the Huanghai Sea and Bohai Sea. A lot of
据法国《费加罗报》6月8日报道,中国已正式开始实施“丝绸之路经济带”和“21世纪海上丝绸之路”战略构想,并把它作为政府的一个优先事项。“一带一路”计划是在中国经济增长