客户给的解释是“the tolerance 0.3 describes a position tolerance on a circleline around the center of the rectangular end. 7 x! s7 t+ t& ~1 c5 f: }& yBecause this is a circle and open to all sides this means the tolerance * U$ e) X! l# N4 Uitself is +-0.3.”公差是0.6吗/