摘自ASME Y14.5M-1994 7 B5 R% E% f, ?1.3.22 Regardless of Feature Size (RFS):The term used to indicate that a geometric tolerance or datum reference applies 2 j3 a' P3 J- w* @
at any increment of size of the feature within its size tolerance. % [6 U+ l& d0 v3 n9 q6 p Q " F& ^2 L& H- C& W6 V ~; C0 O论坛里有中文版的解释http://www.3dportal.cn/discuz/viewthread.php?tid=119393&highlight=Y14.5M 9 U6 A6 p6 F* D8 n% J) _. ^" l0 \ ! F- z O5 l1 f" w/ I0 Q[ 本帖最后由 zhanghuihbh 于 2007-6-13 14:47 编辑 ]