Furthermore, in {HEAD ~ accordance} with the printed circuit board having the configuration which is suitable for mounting electric elements in {TAIL ~ accordance} with the present invention, the surface profile of a substrate electrode is made concave in a mortar form or the like 
Furthermore , in { HEAD ~ accordance } with the printed circuit board having the configuration which is suitable for mounting electric elements in { TAIL ~ accordance } with the present invention , the surface profile of a substrate electrode is made concave in a mortar form or the like
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