1) electric resistance strain gauges
电阻应变法
1.
The results showed that the elastic constants of wood could be determined by means of electric resistance strain gauges,and the constants was satisfied to the limits of orthotropic.
结果表明 ,可以采用电阻应变法以单轴压缩试件测定木材弹性常数 ;所测木材弹性常数满足正交各向异性材料的限制条
2) resistance strain gauge method
电阻应变测量法
1.
The finite-element method was adopted to determine the position and direction of the principal stress of stands,and the resistance strain gauge method was used to determine dynamic principal stress of stands.
为分析板带热连轧机组机架强度,给轧机改造提供技术依据,采用了有限元方法来确定机架最大主应力部位与主应力方向,并采用电阻应变测量法对选定最大主应力的部位进行实际轧制过程中动态应力的测定,两者分析结果基本吻合,机架强度基本符合要求。
2.
Stress coating is adopted in order to determine the points and directions of the most main stress of the frame,resistance strain gauge method used for determining main stress value of the frame.
在模型实验应力分析中采用脆性涂料法确定模型机架最大主应力部位和主应力方向,采用电阻应变测量法确定模型机架的主应力水平。
3) resistance wire method
电阻应变丝法
4) rosette strain gages method
电阻片应变法
5) resistance strain gauge method
电阻应变计法
1.
Static Magnetostriction Tester is designed and made by using resistance strain gauge method,which includes the design of DC magnetic field,magnetostrictive measurement,data acquisition and display module and the software design and debugging.
采用电阻应变计法,通过对直流磁场、磁致伸缩测量部分和数据采集与显示模块三部分的设计以及测试软件的编写与调试,完成了对静态磁致伸缩测试仪的研制。
2.
The paper describes how to arrange resistance strain gauges and how to constitute measurement bridges when torque and bending moment in a shaft are measured with combined deformation by resistance strain gauge method.
分析用电阻应变计法测定组合变形轴的扭矩和弯矩时,如何布置应变片和组成测量电桥。
6) electronic-resistance strain
电阻应变
1.
In situ measuring electronic-resistance strains of Sn-3.5Ag solder joints creep;
在线测量Sn-3.5Ag焊点蠕变的电阻应变
2.
The dissertation performs systemic study on the electronic-resistance strains of Sn-3.
5Ag焊点的剪切蠕变电阻应变进行了系统的研究。
补充资料:电阻应变仪
分子式:
CAS号:
性质:一般也称电阻应变仪。有线应变仪、箔应变仪、半导体应变仪等。随着变形会发生电阻值变化的应变片按规定方向贴在试件表面,由于试件表面应变造成应变片的电阻值变化。人们用高灵敏度检流计测出电阻值的变化。并用此推得应变值的大小变化。应变仪广泛应用于材料的力学性能检测中,例如测定材料拉伸模量,就是用所加负荷和同时由贴在试件表面的应变片测出的应变值经计算而得。
CAS号:
性质:一般也称电阻应变仪。有线应变仪、箔应变仪、半导体应变仪等。随着变形会发生电阻值变化的应变片按规定方向贴在试件表面,由于试件表面应变造成应变片的电阻值变化。人们用高灵敏度检流计测出电阻值的变化。并用此推得应变值的大小变化。应变仪广泛应用于材料的力学性能检测中,例如测定材料拉伸模量,就是用所加负荷和同时由贴在试件表面的应变片测出的应变值经计算而得。
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