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[期刊论文] 作者：Zhonghua HOU Dan YANG,
来源：数学研究及应用：英文版 年份：2012
Let M be a closed surface with positive Gauss curvature minimally immersed in a standard Euclidean unit sphere S~n.In this paper,we choose a local orthonormal f...
[期刊论文] 作者：Qiuhua Xu,Zhonghua Hou,
来源：美中公共管理 年份：2013
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[期刊论文] 作者：Zhonghua HOU,Lei SUN,
来源：黑龙江科技学院学报 年份：2015
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：Zhonghua HOU,Wei SHI,Wei WU,
来源：数学研究及应用 年份：2021
Consider SE(3)as a submanifold of the Euclidean space E12.At first,the intrinsic and extrinsic geometries of SE(3)are studied.Then the Frenet typed equations fo...
Corporate Governance, Cash Flow and R&D Investment: Chinese Listed Pharmaceutical Companies in Pharm
[会议论文] 作者：CAI Zhonghua,HOU Aoyu,HE Jingnan,
来源：南开大学 年份：2013
In this paper, we analyze effects of corporate governance, financial constraints and managerial discretion on R&D investment using the panel data of 2010-2012 to conduct an empirical test with general...
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