| http://www.w3.org/ns/prov#value | - As the third embodiment of the present invention, there is a method according to which a member having a protruded portion at the end of which is formed a layer comprising a hard solder and a fine particle material is previously prepared, a hard solder is disposed on the surface of a dented portion of a member having the dented portion, the member having the protruded portion is disposed on the ha
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