共搜索到1430条信息,每页显示10条信息,共143页。用时:0小时0分0秒484毫秒
2018年中国钨钼产业发展论坛在河南洛阳举办毛建华摘 要:<正>[本刊讯]5月15日,由中国有色金属工业协会主办,北京安泰科信息股份有限公司承办的"2018年中国钨钼产业发展论坛"在河南洛阳举办.中国有色金属工业协会副会长丁学全,洛阳栾川钼业集团股份有限公司总经理李发本,金堆城钼业股份有限公司总经理杨国平,江西钨业控股集团有限公司营销部副总经理薛剑利出席论坛并在开幕式上致辞.开幕式由中国有色金属工业协会副秘书长,稀有稀土部主任胡德勇主持.关键词:......
J. Cent. South Univ. Technol. (2008) 15: 552-557 DOI: 10.1007/s11771-008-0104-x Solution to reinforcement learning problems with artificial potential field XIE Li-juan(谢丽娟)1, 2, XIE Guang-rong(谢光...; Abstract: A novel method was designed to solve reinforcement learning problems with artificial potential field. Firstly a reinforcement learning problem was transferred to a path planning problem......
to surrounding soft rock reinforcement in roadway WANG Hui(王辉)1, 2, ZHENG Peng-qiang(郑朋强)1,ZHAO Wen-juan(赵文娟)3, TIAN Hong-ming(田洪铭)4 1. Department of Resource and Civil Engineering, Shandong University of Science... monitoring results show that the soft rock surrounding the roadway has been held effectively. Key words: soft rock roadway; rheological effect; supporting technology; numerical simulation; reinforcement......
......
: With the code provisions about calculations and details considered in combination, the design method of flexural reinforcement is simplified for common concrete beams in seismic frameworks. In the method, the load-bearing capacity, the least ratio of reinforcement, the least diameter and the number of the stell bars are considered. The results show that it is both time-saving and economical to use......
of vacuum preloading, however, further settlement is not obvious with only 1.7 mm. The reinforcement effect of vacuum preloading combined electroosmosis is better than that of electroosmosis after...; electroosmosis; laboratory test; ultra-soft soil; reinforcement effect; X-ray fluorescence; reinforcement mechanism......
Effect of Permeable Crystalline Material on Steel Reinforcement Corrosion of Concrete YU Jian-ying1,WANG Gui-ming1 (1.Wuhan University of Technology, Wuhan 430070, P. R. China) 摘要:Permeable... the pores and cracks of concrete, and increase the impermeability of concrete. This paper reported the results of a study conducted to evaluate steel reinforcement corrosion of concrete specimens......
; reinforcement learning; univector field......
of producing aluminum matrix composites. However, it suffers from poor incorporation and distribution of the reinforcement particles in the matrix. These problems become especially significant as the reinforcement size decreases due to greater agglomeration tendency and reduced wettability of the particles with the melt. Development of new methods for addition of very fine particles to metallic melts......
......