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¿Cómo es eso de B, 2B, 6B y HB en el grafito? | Yahoo ...
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¿Cómo es eso de B, 2B, 6B y HB en el grafito? | Yahoo ...
Website URL:
https://ar.answers.yahoo.com/question/index?qid=20100703210335AA2SyuC
Category:
Computer
Jul 03, 2010 · Un grafito B será un grafito blando. Dependiendo del número del que vaya acompañado, será más o menos blando. (Cuanto mayor sea el número, ...
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