共搜索到1449条信息,每页显示10条信息,共145页。用时:0小时0分0秒340毫秒
Statistical Analysis of Reinforcement Characterization in SiC Particle Reinforced Al Matrix CompositesPeng Zhang and Fuguo Li School of Materials Science and Engineering, Northwestern Polytechnical University, Xi an 710072, China摘 要:The characterization of reinforcement in 15% SiC particles reinforced Al matrix composites processed by powder metallurgy......
; 文献标志码:A 文章编号:1672-7207(2015)12-4610-08 Comparative experiment of reinforcement of lining under different damage states with arch surround... for horseshoe section tunnel was manufactured. The device could load any position of lining and its reinforcement. Reinforcement with arch surround strengthened cracking lining under mechanic state......
......
, some suggestions were put forward on how to solve those problems mentioned above, and the prospect on lead-free solders with particle reinforcement was analyzed. Key words: lead-free solders; interface structure; mechanical properties; particle reinforcement 在电子工业中,SnPb钎料以其独特的性能得到广泛应用,但是铅的毒性却引起了国际社会的普遍的关注,一时之间"禁铅"呼声也越来越高,致使无铅钎料的研究成为电子工业的热门课题[1-3].在诸多无铅钎料中,基于性能和成本的考虑,SnAgCu[4-5],SnCu[6-7],SnAg[8-9]和......
for Mineral Resources, Guiling 541004, China) Abstract: In order to study the stability of stratified rock slope in Zhu-Cheng road and its reinforcement method, the potential deformation and slipping.... The deformation of rock mass was analyzed in the excavation procedure, and the long-short compound bolt reinforcement structure was proposed according to the deformation failure mode of stratified rock slope......
)02-0506-06 Analysis of reinforcement influence on concrete creep CAO Guohui1, YANG Liang2, ZHANG Kai1, PENG Xirong1 (1. College of Civil Engineering, Hunan City University, Yiyang 413000, China; 2. College... bridges and culverts were proposed. Furthermore, the effects of different parameters such as aging coefficient, reinforcement ratio and loading age were analyzed. The results show that reinforcement......
......
composite can reach 275 MPa and the elastic modulus increases to 105.8 GPa. Key words: ZL109 composite; in-situ reaction; stir casting; hybrid reinforcement  ......
......
of the reinforcement distribution uniformity prevails over that of the porosity level to the tensile properties. Key words: A356-SiCp composite; semisolid stirring; compocasting; porosity; reinforcement... to a ductile metal matrix produces a material whose mechanical properties are intermediate between the matrix alloy and the ceramic reinforcement. Recently, MMCs have received substantial attention......