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- Study found that the surface and composites fractured surface property of the composite wollastonite were improved. 研究发现,复合颗粒的表面得到钝化,改善了其和聚丙烯(PP)的结合界面;
- White cast iron. A low-silicon and very brittle cast iron, in which the carbon is in combined form as cementite; a fractured surface appears white. 白口铁:一种低硅很脆的铸铁,碳以渗碳体的化合形式存在,断面呈白色。
- Gray cast iron. A cast iron alloyed with silicon in which the graphite exists in the form of flakes. A fractured surface appears gray. 灰铸铁:一种用硅合金化的铸铁,其石墨以片状存在。断面呈灰色。
- The morphologies of impact fractured surface of HDPE/PET blends during the reaction processing in a twin screw extrudex were studied by SEM. 通过扫描电镜照片(SEM)研究了HDPE/PET共混体系在双螺杆反应挤出过程中,共混合金冲击断面的形态特征。
- It is brittle and breaks with a conchoidal fracture surface. 性脆,具贝壳状断口。
- The experimental methods included visual observation, Vickers' hardness test, micro-scoping, composition analysis, scanning electro-microscopy analysis and fractured surface observation. 分别进行外观观察、硬度测量、微观观察、成分分析及破断面分析。
- In freezed etching the fractured surface is etched, i.e. some ice is allowed to sublime away before SHADOWING.This exposes more detailed structure, such as the outer surface of the membrane. 在冰冻蚀刻中,断裂面被蚀刻,如在镀膜之前冰被升华,就暴露出更多的细微结构,如膜的外表面。
- 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。
- This paper focuses on the effect of adding expanded ammonium nitrate on the combustion and mechanics of nitramine propellant, as well as the morphology of impact fractured surface obtained by SEM. 该文研究了添加膨化硝酸铵(EAN)对硝胺发射药的燃速性能及力学性能的影响,使用SEM手段观察了断口试样的微观形态。
- In this article, the morphological structures of Izod impact fractured surfaces of several gun propellants are studied. 本文还就如何改善硝胺和硝基胍发射药的冲击断裂性能提出了一些建议。
- The state of knowledge about fracture surfaces is very meager. 有关断裂表面的知识非常缺乏。
- 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。
- 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 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;
- Her leg fractured in two places. 她的腿有两处骨折。
- His son suffered from a fractured pelvis. 他儿子出现骨盆骨折。
- 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。
- The microscopic structure and the tensile fracture surface of annealed samples were investigated by using OM and SEM. 测定了不同退火温度下,钛管抗拉性能,并用SEM观察了拉伸断口形貌。
- The micro-structure of fracture surface of HAZ is of granular bainite, with characteristics of coarse crystal zone. 热影响区断口表层剖面组织为粒状贝氏体,显示出粗晶区的特征。
- He fell off the bus and fractured his left leg. "他从公共汽车上下来时跌了一跤,左腿骨折了。"