介绍一种弯管和法兰角接接头填角焊的自动焊接装置。
An automatic CO2 welding device for elbow pipe and flange fillet weld joint is introduced in the paper.
起居室和桑拿室的木质结构以鱼尾角接接头，这是典型的芬兰传统建筑系统。
The living room and sauna have a log frame with fishtail corner joints, which is a typical old Finnish building system.
纵向角接接头超声冲击处理试件与原始焊态试件相比，疲劳强度提高1 73 %左右，疲劳寿命延长了3 2～ 70倍。
The fatigue strength of the longitudinal fillet welded joint specimen treated by ultrasonic peening increases by about 173% and the fatigue lifetime prolonges by 32~70 times.
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