您要查找的是不是：
- Macroscopic and microscopic mechanical analysis of thermal shock resistance of tungsten based composites 钨基复合材料抗热震性能的宏细观力学分析
- Keywords tungsten based composites;thermal stress analysis;finite element method;meso-scopic mechanics theory; 关键词钨基复合材料;热应力分析;有限元法;细观力学理论;
- Special type non-standard products: Rectangle type and hexahedron type of hard alloy products and tungsten base high specific alloy products for military application. 异型非标产品系列：合金长条、六方块、军工用钨基高比重合金制品等。
- AbstractProgress in research on cast Al base composite enhanced by grain has been introduced. 介绍了铸造法制备颗粒增强铝基复合材料研究的进展情况；
- The hardness of Cu base composite is much higher than that of pure capper.The improve of mechanical properties is due to the block of dislocation by dispersion of alumina. 且铜基复合材料硬度值比纯铜高出许多，显示氧化铝的均匀散布能有效阻碍差排的滑移，提升其机械性质。
- A bulk Tungsten based Cermet material is prepared by “thermal explosion” SHS method, a process provides simple, rapid and energy saving over more conventional routes. 用热爆自蔓延高温合成法（SHS法）简便、快捷地制备了钨基金属陶瓷块体，分析研究了影响热爆SHS反应的各种因素；
- The aluminium based composite reinforced by alumina Borate Whisker was prepared by squeeze casting method. 本文利用挤压铸造法成功地制备了硼酸铝晶须增强铝复合材料。
- Standard Specification for Tungsten Base, High-Density Metal 钨基高密度金属
- Agueous emulsifiable isocyanate adhesive is one of important adhesive researches for wood based composite. 异氰酸酯水乳液胶粘剂是木质复合材料胶粘剂研究和开发的热点之一。
- The mechanical properties of the toughened UPR 298# based composite was introduced at the end of this paper. 最后探讨了增韧298%23树脂对其复合材料力学性能的影响。
- The genome content, gene order, and base composition conformed to the consensus vertebrate type mtDNA. 基因组结构, 基因顺序和碱基组成均与典型的脊椎动物类似。
- A series of contrastive experiments on the cobalt based composite coatings and the 45 hardened steel are fulfilled by a pin-on-disc abrasion machine. 应用盘销式摩擦磨损试验机对复合涂层材料和淬火态 45钢进行了磨损对比试验。
- The bilge acidification in pore, because this washs a face,must want contain the black that can counteract acid in the grandma base composition. 毛孔里的污垢成酸性，因此洗面奶里必须要含有能中和酸的皂基成分。
- refractory metal base composite material 难熔金属复合材料
- In this paper, recent advances in research and applications of chitosan based composite materials are reviewed for bone repaire and tissue engineering incl... 综述了壳聚糖类复合材料在骨填充修复材料、骨组织工程和软骨组织工程方面应用的状况及前景。
- On the basis of this model , the author put forward a R-tree based Composite Spatiotemporal Index (CST-TREE) and described it s structure and mechanism. 并在此模型上提出了一个基于R树的复合时空索引(CST-TREE)机制,定义了节点结构,并分析、描述了此索引的结构及原理。
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- titanium - base composite material 钛基复合材料
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
