共搜索到22841条信息，每页显示10条信息，共2285页。用时：0小时0分0秒546毫秒
Application of phase diagram calculations to development of new ultra-high temperature structural materials YANG Ying(杨 莹)1, B.P. Bewlay2, CHEN Shuang-lin(陈双林)1, Y.A. Chang3 1. CompuTherm LLC... with a balance of properties for high-temperature applications. Key words: intermetallics, phase diagram calculation; Mo-Si-B-Ti; Nb-Cr-Si-Ti; high temperature structural materials ......
; 文献标志码:A 文章编号:1672-7207(2010)01-0328-07 Relationship between soil structural parameters and strength and its application in slope stability... Polytechnic University, Jiaozuo 454000, China) Abstract: Based on reasonable assessment of soil structural changes, the relationship between the structural parameters and strength was established......
by an interpretive structural modeling (ISM) technique using domain knowledge (DK). Subsequently, some useful information about the naive model are embedded as DK in the K2 algorithm to develop a BBN-K2..., owing to know the most likely scenario of the liquefaction phenomenon. Key words: Bayesian belief network; cone penetration test; seismic soil liquefaction; interpretive structural modeling; structural......
and inspection of gantry-frame structures. Key words: gantry crane; deflection; structural stiffness; variational analysis 1 Introduction Cranes are used widely in the railways, ports, electricity...] analyzed the stress–strain relationship in the structure using finite element method. The effect of the structural parameters was discussed, but without considering the influence of the loading history......
......
coupled method and the effects on composite wing characteristics under different flight attitudes were presented. Structural analysis and aerodynamic analysis were carried out through finite element...; aerodynamic characteristics; structural characteristics; flight attitudes......
synthesized from elemental powders by high-energy ball milling. The structural evolutions and morphological changes of the milled powders were characterized by X-ray diffractometry(XRD), transmission electron... products, changes in the lattice parameter as well as the grain size. Key words: FeAl; composite; mechanical alloying; structural evolution; nanocrystalline......
......
structure; structural strength; structural damage coefficient; structure damage mechanism; [全文内容正在添加中] ......
is improved, and Mg17Al12 solid solutions substituting Mg atoms at positions Ⅱ with Sb has the highest structural stability, next substituting Mg atoms at positions Ⅰ with Sb, finally substituting Mg atoms... alloy, it is found that the improved heat resistance properties of the alloying system are caused by forming the Mg17Al12 phase and intermetallic Mg3Sb2 and Mg3Bi2 with higher structural stability......
