| http://www.w3.org/ns/prov#value | - Next, the method for forming herringbone groove portions of a dynamic-pressure bearing according to the present invention is a method in which injection (projection) machining such as shot peening and shot blasting, which has conventionally been used for relatively coarse machining processes such as deburring or surface satin processing, is applied to the formation of herringbone groove portions,
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