·2,447,543篇论文数据，部分数据来源于NoteExpress
The effective thermal input of pulse flash process is large, it can help reduce the drop weight test fracture of flat spot, which is suitable for welding U75V rail.
脉动闪光工艺的有效热输入大，有利于降低落锤断口灰斑，适合焊接U75V钢轨。
youdao
应用推荐
模块上移
模块下移
不移动