| http://www.w3.org/ns/prov#value | - Since a cutout portion is formed, on the occasion of forming a plurality of solder bumps in the form of a plurality of annular lines corresponding to the periphery of the pellet at one main surface of the pellet, at a part of the bump annular line group in such a manner as to permit communication between the internal and external radius directions of the annular line group, thereafter the solder b
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