deformed band and transformed band, are formed in cutting process.
研究结果表明 ,切削过程中形成了两种类型的绝热剪切带即形变带和转变带 ,随着绝热剪切带的形成和发展切屑形态发生改变。
e, deformed band w.
结果表明:低速下形成以组织剧烈拉长为特征的形变带,高速下形成以组织严重细化为特征的转变带;工件硬度的提高有利于形成转变带;增加切削速度和工件硬度对转变带硬度影响很小,但会显著提高形变带硬度。
The results show that, after localization of shear deformation, there were two types of adiabatic shear bands, one was "deformed band" with elongated microstructure along shear zones at lower cutting speed, the other was "transformed band" with fine grains at higher cutting speed.
结果表明:在剪切变形局部化发生以后,会形成两种形式的ASB,即在低速下形成的以大塑性变形为特征的形变带和高速下形成的以组织细化为特征的转变带。
The observation results show that in the process from the formation of deformation band (DB) to the appearance of fatigued crack, the spacing between the wall structures in DB keeps constant.
采用电子通道衬度技术对垂直晶界Cu双晶在疲劳过程中位错组态的演化与裂纹的形核进行了研究,结果表明,形变带中墙结构的间距从形成之初到疲劳裂纹出现始终保持恒定;穿晶裂纹与沿晶裂纹尖端的位错组态均为胞结构;裂纹优先从形变带产生。
5×10-3, two types of deformation bands (DBI and DBII)formed on the specimen surface and their habit planes are perpendicular to each other strictly.
5×10-3时,表面出现两种宏观形变带(DBI和DBII);它们呈严格的正交关系,其形成可能与循环加载中产生的不可逆晶体旋转密切相关。
The characteristics and the corresponding dislocation structures of the deformation bands (DBs), formed in cyclically deformed copper single crystals, were summarized systematically.
:系统研究了循环变形铜单晶体中的宏观形变带的产生规律和特征以及相应的位错结构 ,并对其形成机制进行了综合探讨。
The characteristics and corresponding dislocation structures of the deformation bands(DBs), formed in cyclically deformed copper singfe crystals, were summarized systematically.
系统研究了循环形变铜单晶体中宏观形变带的产生规律和特征及相应的位错结构,并对其形成机制进行了综合探讨。
Analysis on deformation band in rock under axisymmetrical condition based on bifurcation theory;
基于分叉理论的轴对称条件下岩石变形带分析
Finite element numerical implementation for simulation of deformation band in saturated sand
饱和砂土局部变形带模拟的有限元数值实现
By employing a dynamic digital speckle pattern interferometry technology, the evolution of the three types of PLC deformation bands (type A,B,C) was observed directly in Al-Cu alloys under constant tensile strain rate.
实验记录了三种类型的PLC(Portevin LeChatelier)变形带 (类型A、B、C)在试件表面的产生过程 ;追踪了它们产生和传播的空间轨迹 ;探讨了在室温下出现不同类型PLC带所必需的加载应变率范围 (当 ε≥ 5× 1 0 - 4 s- 1 时 ,变形过程中以A类型的PLC带为主 ;当 ε <3× 1 0 - 5s- 1 时 ,则大量出现C类型的PLC变形带 ;而B类型的带将出现于这两者之间 ) ;并对”锯齿形”应力曲线中应力下掉的幅值进行了统计研究。
They are mainly concerned with influences of micro-defects to the mechanical behavior of cell-structure,analyses of cell collapse,responses of cell morphology to applied loads, experimental explanations of the origin, development of deformation bands and a theoretical model of open-cell structure of the materials.
概要叙述了泡沫金属材料的制备方法 ,着重介绍了泡沫金属材料孔结构力学行为方面的研究成果 ,主要讨论了微缺陷对孔结构力学性能的影响、孔失效机理、孔的几何形态对荷载作用的敏感性、变形带的形成和发展以及开孔结构的理论力学模型 。
Theoretical Research on Tri-axial Super-deformed Band in Nuclei 168 Lu;
奇奇核~(168)Lu三轴超形变带的研究
Mesozoic deformation of Dabashan curvilinear structural belt of Qinling orogen
秦岭造山带大巴山弧形构造带中生代构造变形
Metamorphism, Deformation and Metamorphic Reactions of Low-Pressure Metamorphic Belt in East Qiriling Orogenic Belt, Western Henan
豫西东秦岭造山带低压变质带的变质变形和变质反应
A Study of Deflection of New TyPe Arc Toothed Belt
新型平顶圆弧齿同步带带齿变形的研究
The Characteristics of Structural Deformation for the Lingxia Ductile shear zone of Nenjing-Balihan Fault Belt in Northeastern China
嫩江—八里罕断裂带岭下韧性剪切带变形特征
He walked among the displaced contours of her pectoral girdle.
他在她胸肢带骨的变形周线间漫步。
Outside the strip zone, deformation is elastic.
在窄带区以外,变形是弹性的。
Deformation Analysis on Precision Forging Straight Spur Gear With a Boss
带轮毂直齿圆柱齿轮精锻的变形分析
MIRACULOUS 109.4°--THE ANGLE OF CONJUGATE DEFORMATION ZONES
神秘的109.4°——共轭变形带的夹角
The Study on Characteristics of Structural Deformation of the Nenjiang-Balihan Fault Belt in Northeastern China;
嫩江—八里罕断裂带构造变形特征研究
Study on Daqingshan Ductile Deformation Zones of Lower Crust in Inner Mongolia;
内蒙古大青山深层次韧性变形带研究
Virtual Representation Study on Dynamic Changes of Coastal Zone Terrain;
海岸带地形动态变化的虚拟表达研究
Analysis in Structural Deformation of Bingdaban Ductile Shear Zone in Tianshan of Xinjing;
新疆冰达坂韧性剪切带构造变形分析
Study on Zoning Nature of the Structural Deformation in Overlying Strata of Deep Mines
深井覆岩体结构形变分带(区)性研究
Analysis on Material Deformation and Stress in the Process of Driving Band Engraving Based on ANSYS
基于ANSYS的弹带挤进变形及应力分析
The Digital Terrain Analysis of Late Quaternary Derformation of Anninghe Fault Zone
安宁河断裂带晚第四纪变形的数字地形分析
Experimental study on the forming of shear bands and the local deformation in deep excavation
深基坑中剪切带的形成及局部化变形试验研究
Analysis of the Surface Shape of the V sheave and the Belt Misalignment in the Metal V Belt CVT
金属带式无级变速器装置带轮工作面形状与带轴向偏移的分析
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