Using electricstraingage, the testing and study on the Header of spiral-plate heat exchangers are carried out.
对螺旋板换热器接管箱应力测试及研究后表明,接管箱结构是安全可靠的。
2
The rank of accuracy of electric resistance straingage factor is evaluated according to the sampling theory of large samples or small samples.
本文采用大子样、小子样抽样理论的数理统计方法,评定电阻应变计灵敏系数的精度等级。
3
The instrument is composed of the weigh sensor in form of electric resistance straingage, weigh digital display instrument and computer data processing software.