Translate the given Spanish text to English

During welding, the elongated dimension is aligned parallel with the length of the weld joint.
Durante la soldadura la dimension alargada se alinea paralela con la longitud de la union de soldadura.

The system includes one or more electrodes.
El sistema incluye uno o más electrodos.

A method for preparing the additive is also provided.

Tambien se provee un metodo para preparar el aditivo.