contenido
1.
1.1
1.2
2.
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.
3.1
3.1.1 Soldadura MMA ..............................................................................................
3.1.2 Soldadura TIG ..................................................................................................
3.2
3.3
3.4
3.4.1 Puesta a tierra...............................................................................................
3.4.2 Soldadura ......................................................................................................
3.5
4.
4.1
ES
4.2
4.3
5.
6.
2
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