受厚板截面本身的几何形状所影响,箱形截面有焊缝一侧壁板与另一侧壁板残余应力分布及大小有明显的不同。
Affected by the geometry of box-section, the residual stress distribution of plate with welding passes is different from that of another plate.
给出了机身侧壁壁板试件经过蜂窝刚度处理前后的隔声量试验结果。
Then, experimental data of noise transmission loss for both acoustics treated and untreated aircraft sidewall panels are given.
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