The effects of the weld dimension on thefatigue strength of the cruciform joints and fillet joints under different loading conditions were studied and thecritical weld dimension was discussed.

• 同时还就焊脚尺寸对不同载荷形式下十字接头及丁字接头疲劳强度的影响进行了研究，对不同载荷形式下临界焊脚尺寸的大小进行了讨论；