您要查找的是不是：
- fracture surface energy 断裂表面能
- It is brittle and breaks with a conchoidal fracture surface. 性脆，具贝壳状断口。
- The fracture of bodies with defects is the course of energy dissipation.The energy dissipation has direct relationship with the irregularity of fracture surface. 摘要含缺陷物体的断裂是一个能量耗散的过程，而这种能量耗散与断裂表面的不规则性有着直接的关系。
- The results show that higher impact energy can be obtained when the fracture surface has larger fraction of shear lips and fiber region with bigger and more homogeneous dimples. 结果表明，在纤维区和剪切唇所占的比例大，韧窝大而均匀的情况下冲击韧性较高。
- The fracture surface of specimens with low Si content is mainly quasi-cleavage, and its crack propagation energy is better than the specimens with high Si content. 低硅氩弧焊熔敷金属低温冲击断裂形貌以准解理为主，裂纹扩展功高于断裂形貌主要为解理的高硅含量熔敷金属；
- The fracture surface traverses matrix as well as fibers and interface. 断裂表面横切过基体、纤维和界面。
- The surface energy can be inferred from the observations fairly accurately. 表面自由能可以从观测中相当准确地推算出来。
- The flexural strength reaches 1?980 MPa,the impact energy is up to 18 J/cm~2 and the hardness achieves 50.In view of the feature of the fracture surface,the matrix shows obviously dimple feature while the fracture mode of high alloyed layer is brittle. 双层烧结铁基材料综合了高合金层和基体层的优点,抗弯强度达1 980 MPa,冲击韧性达18 J/cm2,洛氏硬度为50。
- The state of knowledge about fracture surfaces is very meager. 有关断裂表面的知识非常缺乏。
- The surface energy of mica cleaved in vacuum is about ten times that of mica cleaved in air. 在真空中剖开的云母的表面能比在空气中剖开的云母的表面能大十倍左右。
- With the increase of crystallinity , the crack initialing energy tends to growth, the crack extension energy tend to decreasing, the fractal dimension on impact fracture surface decrease. 分子量分布宽度的变化对各晶面法向晶粒尺寸的大小基本无影响。
- The microstructure and tensile fracture surface of the Q235 steel has been investigated by TEM and SEM. 应用TEM和sem观察钢的微观组织结构及拉伸断口。
- Interannual and Seasonal Variability of the Surface Energy Balance and Temperature of Central Great Slave Lake. 湖中部表面能量平衡和温度的年际和季节变率。
- Floc properties may be described by properties as floc strength, specific surface area, surface potential and surface energy. 絮凝物可以通过絮凝物强度,具体表面,表面潜力和表面能量来描述。
- The adiabatic heating induces the temperature of fracture surface layer to be higher than the liquidus temperature too. 计算表明;断口表面层绝热升温温度依然高于液相线温度.
- Fracture surfaces of gold wire used for bonding semiconductor devices are researched by Scanning Electron Microscope (SEM) and Energy Dispersive Analysis of X-ray (EDX) . 用扫描电镜和X射线能谱仪分析研究了半导体器件键合用金丝的断口。
- When the surface energy of the sample is relatively even, the DFT method is a good choice. 表征材料表面能量均匀的样品可首先考虑采用DFT法；
- Fracture surface was flat in macrographic view,but dimpled rupture was observed in micrographic view. 宏观断口都比较平坦，但在微观上均呈现塑断特征；
- This film also can be used on some low surface energy materials (such as Formica) commonly used in air showers. 此膜也可用于任何表面张力比较低的介质（如福美加板）区域，尤其适用于空气喷淋室的墙面。
- The fatigue fracture surface of test specimens shows hybrid-fracture characteristics of quasi-cleavage and dimple. 合金中添加Ce后,疲劳裂纹扩展区出现疲劳条纹,疲劳断口呈现出准解理和韧窝断裂的混合特征。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
