In solid-state welding, the contamination layers between the surfaces to be welded are removed by

In solid-state welding, the contamination layers between the surfaces

1.	In solid-state welding, the contamination layers between the surfaces to be welded are removed by
A.	alcohol
B.	plastic deformation
C.	water jet
D.	sand blasting
Answer» C. water jet

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In solid-state welding, the contamination layers between the surfaces to be welded are removed by

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