| 摘要 |
<P>PROBLEM TO BE SOLVED: To simply inspect welding defects of a weld part of a material to be welded visually at a welding work site when applying a welding to the material to be welded. Ž<P>SOLUTION: The welding tool stand 10 comprises: a welding working stand 11 on which a material 20 to be welded is loaded; and at least one or more light emitting elements 12 provided on the welding working stand 11 to emit the visible emitted light L<SB>1</SB>toward the material 20. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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