The results shown that a deformation-free joint with good weld surface appearance can be obtained with suitable welding conditions for butt-joint and lap-joint of the dissimilar materials.
结果表明，当焊接工艺参数合适时，可以获得表面成形良好、无变形的铝合金与钢的对接接头和搭接接头。
2
The measured strain of concrete includes the elastic strain, creep strain and also the non-stress strain like the concrete freedeformation and temperature strain.
混凝土实测应变包含弹性应变、徐变应变及混凝土自由变形、温度应变等非应力应变。
3
The analysis of free vibration of hydropower house by means of two methods are deformation of inclination Angle and slope deflection.