Research Status in the Effect of Confining Pressure on Brittle Material Mechanics 围压对脆性材料力学性能影响的研究现状
Abstract: This paper introduces a new processing think of cutting hard brittle material in a plastic state. 文摘:提出了在塑性状态下切削非金属硬脆材料的加工思路。
A further study of the way and theory of cutting hard brittle material in plastic state is presented. 阐述了进一步研究在塑性状态下切削硬脆材料的理论、法,并提出了今后的设想。
The roller is part of brittle material, avoid to use the way in whack 、 bump 、 impact and other easily to make mechanical stress. 辊棒属脆性材料,清理时应避免敲击、撞击、冲击以及其它易产生机械性应力的方法。
Fracture Behavior Analysis of Strenthening Structure Based on Brittle Material 脆性材料基强化结构的断裂行为分析
An inverse technique for identification of dynamic constitutive parameters of a ceramic brittle material 一种陶瓷脆性材料动态本构参数的计算反求方法
An artifact made of hard brittle material produced from nonmetallic minerals by firing at high temperatures. 在较高的温度下由非金属矿物制成的坚硬的易碎的材料制成的人造物。
Numerical simulation on hard and brittle material grinding of complex surfaces parts 复杂曲面硬脆材料零件磨削加工数值模拟
The way of cutting hard brittle material in a plastic state is classified. 对塑性状态下切削硬脆材料的方法进行了归纳和分类。
This paper introduces a new processing think of cutting hard brittle material in a plastic state. metalworking machine for making flexible tubes of spiral metal strip 提出了在塑性状态下切削非金属硬脆材料的加工思路。金属加工机,用于加工螺旋金属板条可曲性管材
Silicon is a hard, brittle material registering 72.6 on the Rockwell "A" hardness scale. 硅是硬而脆的材料,根据RockwellA硬度分度测值为72.6。
By the two test schemes, the point of crack initiation, the fracture direction and the size effect of strength of brittle material HT200 in the process of compression are studied. 通过两种试验方案,研究了脆性材料HT200在压缩过程中的启裂点、断裂方向以及强度的尺寸效应。
Silicon is a classic brittle material ( i.e., has a low fracture toughness) at room temperature. 常温下,硅单晶材料是典型的脆性材料,它的断裂强度很低。
Brick is a brittle material. 砖是脆性材料。
Carbon fibre is known as a brittle material. Its surface and inner defects can be directly observed by SEM. 碳纤维属于脆性材料,用扫描电子显微镜(SEM)可以直接观察到它的表面和内部缺陷。
The thesis analyzes particularity the mechanism of AWJ/ WJ cutting plastic& brittle material. 论文分别对水射流和磨料水射流切割塑性、脆性材料的机理进行了细致的分析。
Experimental results show that clad-rolling can effectively prevent the spread of crack of brittle material. 实验结果表明:包覆轧制可有效阻止脆性材料裂纹的扩展;
The mechanism of ductile machining for brittle material is described. 论述了脆性材料延性加工机理。
For brittle material testing, the governing equation of input waveform for attaining constant strain-rate loading is given. 给出了测试脆性材料时实现恒应变率加载的加载条件。
The pineal shell is a brittle material, its compressive strength is greater than the tensive strength. 松籽壳材料为脆性,抗压强度大于抗拉强度,拉、压加载时的P-图服从虎克定律。
Several methods for drilling hard and brittle material are compared. 本文对硬脆材料钻孔加工的几种方法进行了比较,着重探讨了用磨钻头加工孔的技术。
Fracture mechanism, initiation and propagation of cracks, and the control method of cracks in rock like brittle material under dynamic load are described in this paper. 本文主要论述了动荷载作用下岩石等脆性材料的断裂破坏机理、裂纹形成与扩展以及裂纹的止裂与控制等内容。
Concrete is a brittle material with high compressive strength and low tensile strength, With the increase of compressive strength, they are more prominent and the study on the tensile performance of concrete become increasingly important. 抗拉强度低、脆性大是混凝土材料的主要缺点之一,随着工程应用中混凝土强度等级的不断提高,这一问题更为突出,对混凝土抗拉性能的研究也显得日益重要。
Glass is the typical brittle material, and has been widely used in aviation, mechanics and architecture. 玻璃是典型的脆性材料,并越来越广泛地应用在航空、机械、建筑等国民经济生产中。
By means of the self-adaptive load-step and "air modulus" element, the failure process of heterogeneous brittle material under quasi-static loading can be simulated more easily. 借助于自适应载荷步长加载方法和空气模量单元,准静态加载条件下非均匀脆性材料的破坏过程可以更容易地得到模拟。
Concrete is a kind of brittle material, its tensile strength and tensile strain are lower, in the engineering, tensile or shear need steel and concrete to stand together, in this case, the fiber reinforced concrete came into being. 混凝土是一种脆性材料,其抗拉强度和抗拉应变都较低,在实际工程应用中,往往采用钢筋和混凝土共同作用来承受构件中的拉力或剪力,在这种情况下,纤维混凝土应运而生。
Concrete is a kind of porous brittle material, with strong compressive strength but weak tensile strength and poor toughness. Those weaknesses have limited a further expanding application of concrete. 混凝土是多孔性的脆性材料,其抗拉强度远远低于抗压强度,韧性较差,这些弱点限制了混凝土的再扩大应用。
Concrete is a brittle material, and with the strength improved, the brittleness of concrete performance more obviously. 混凝土是一种脆性材料,随着强度的提高,脆性表现的更为明显。
Size effect is one of the basic properties of brittle material and quasi-brittle material. 尺寸效应是脆性和准脆性材料的一种基本特性。
As a brittle material, it is still difficult to overcome its inherent lower tensile strength in the engineering. 但是,混凝土作为脆性材料,其抗拉性能低仍是工程中一个难题。