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. 9 @ p! v, j/ NBecause this is a circle and open to all sides this means the tolerance3 G$ {2 [ ?7 K/ V) S9 {; V4 p itself is +-0.3.”公差是0.6吗/