| 摘要 |
A method of joining or welding of at least a portion of a first metal workpiece to at least a portion of one or more second metal workpieces, comprising inducing movement in said portion of the first workpiece by means of a pulsed magnetic force so as to impact said portion of the second workpiece, the movement imparting a kinetic energy on the at least portion of the first workpiece to cause the two at least portions to join or weld to one another.
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