Friction stir welding method based on photogrammetry
The invention discloses a friction stir welding method based on photogrammetry, and belongs to the field of friction stir welding. A device used for welding comprises friction stir welding equipment, photogrammetry equipment and a return light reflection mark point; and the photogrammetry equipment...
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Format: | Patent |
Sprache: | chi ; eng |
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