If transition at the shaft collar of a circular shaft adopting closed Angle will bring biggish stress concentration as bearing load.
圆轴轴肩处若采用尖角过渡，承载时将引起较大的应力集中。
The results show that gaps and tension of degrease in sheet steel to coil can lead to biggish thermal stress. In addition, gaps in coiled sheet steel make more influence on bonding.
分析结果表明，钢卷成形时层间间隙和脱脂张力都会引起较大热应力。
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