notched相关论文
通过对半圆型双边缺口和居中开圆孔2D Cf/SiC 复合材料试件进行拉伸试验，分别研究了两种类 型试件的拉伸力学行为，并与标准试件拉伸......
In this study,gradual and sudden reduction methods were combined to simulate a progressive failure in notched composite ......
基于有限元法,对某一反应釜夹套封口锥和凹口锥翻边结构总体不连续的高应力区进行了应力分析并探讨了翻边角度对薄膜应力、弯曲应......
为保证桩腿在冬季冰区海域的安全使用,对桩腿结构进行冰载荷作用下的强度分析。应用ANSYS软件建立桩腿、地基、冰相互作用的仿真计......
用控制爆破方法将提升机房内素混凝土基础的四个墙内角部分切除.为使切割面平整,保护留下的墙体,采用了有切槽的炮孔和水耦合分层......
超宽带的频段是在3．1—10．6GHz，中心频率是6．85GHz。无线局域网的工作频段为5．2GHz和5．8GHz，其与超宽带频段产生了冲突，会对超宽带系统形成......
With the development of fracture mechanics,the fracture plane control blasting with notched borcholes hascome into being......
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Dynamic notched semi-circle bend(NSCB)method for measuring fracture properties of rocks:Fundamentals
Rocks are increasingly used in extreme environments characterised by high loading rates and high confining pressures.Thu......
对TC2钛合金焊缝与母材缺口试样进行疲劳对比试验,并观察全部疲劳断口,分析疲劳断裂的起因。结果表明,焊缝缺口试样与母材缺口试样......
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依据＂核心单元局部削弱相当于其他部位加强＂的新型防屈曲耗能支撑设计原理,设计开槽式三重钢管防屈曲耗能支撑和普通三重钢管防屈曲......
A 39-year-old patient with Crohn’s disease (CD) was referred to our hospital for maintenance treatment of CD.He was dia......
ＩＮＴＲＯＤＵＣＴＩＯＮＴｕｎｎｅｌｅｘｃａｖａｔｉｏｎｂｙｂｌａｓｔｉｎｇｍｅｔｈｏｄｉｎｈａｒｄｒｏｃｋｉｓｕｓｕａｌｙａｃｃｏｍｐｌｉｓｈｅｄｗｉｔｈａｄｒｉｌａｎｄｂｌａｓｔｐｒｏｃｅｄｕｒｅｗｈｅｒｅａｂｏｒｅｈｏｌｅｉｓｄｒｉｌｅｄｉｎｔ.........
建立了镍基单晶切口试样的三维晶体弹塑性有限元模型,研究了不同尺寸的"U"型和"V"型切口试样的应力分布和滑移系开动特性,给出了八......
This paper presents a planar ultra-wideband (UWB) bandpass filter with sharp out-of-band rejection performance. The filt......
The creep crack growth（CCG）and the time to carck initiation and rupture of specimen(t<sub>rc</sub>and t<sub>r</sub>)were m......
A small-sized, low-profile, and planar dual band antenna for Bluetooth (2.4 - 2.484 GHz) and ultra-wideband (UWB) (3.1 -......
A NOVEL METHOD FOR MEASURING AND CHARACTERIZING DYNAMIC FRACTURE-INITIATION TOUGHNESS OF ELASTIC-PLA
The characterization mad testing methods of the dynamic fracture initiation toughness of elas-tic-plastic materials unde......
