请教 .fab 和.ucm 后缀文件是做什么用的

lcl987512

.fab文件里有很多类似下面的内容
S!JU20!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!150.0!3125.0!JMPR2NC!!!!!!
0 ~+ O3 a, V7 c  F/ N+ m! o5 p9 pS!JU17!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!775.0!3225.0!JMPR2NC!!!!!!
S!JU21!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!1450.0!3100.0!JMPR2NC!!!!!!
S!JU18!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!875.0!3225.0!JMPR2NC!!!!!!
2 q: D1 e7 Y2 sS!JU12!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!300.0!3475.0!JMPR2NC!!!!!!
) K! c" T7 N  _: `- e. k  bS!JU13!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!400.0!3475.0!JMPR2NC!!!!!!
6 ~; p( o. o; a7 v2 |S!JU16!IC!!!!!PACKAGE!SHT0805_55R!NO!90.000!675.0!3225.0!JMPR2NC!!!!!!
S!JU19!IC!!!!!PACKAGE!SHT0805_55R!NO!270.000!25.0!3125.0!JMPR2NC!!!!!!
) D5 ~- M0 B5 J4 |2 \7 L/ e* mS!JU33!IC!!!!!PACKAGE!SHT0805_12R!NO!180.000!-2800.0!-100.0!JMPR2NC!!!!!!
S!JU30!IC!!!!!PACKAGE!SHT0805_12R!NO!90.000!-3125.0!375.0!JMPR2NC!!!!!!
S!JU31!IC!!!!!PACKAGE!SHT0805_12R!NO!90.000!-2825.0!400.0!JMPR2NC!!!!!!
S!JU26!IC!!!!!PACKAGE!SHT0805_12R!NO!0.000!-2825.0!650.0!JMPR2NC!!!!!!

  n" t. b( \# T; U.ucm里有很多类似下面的内容
9 v' B% ~- N2 N0 hS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-170.2!-445.8!-147.0!-469.0!7.0!!!!!CONNECT!!!!!!
; s* e8 ^3 M; Q5 v8 y% x2 rS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-170.2!-705.0!-170.2!-767.8!7.0!!!!!CONNECT!!!!!!
S!!ETCH!BOTTOM!!!!!!!!!!!LINE!-170.2!-767.8!-149.0!-789.0!7.0!!!!!CONNECT!!!!!!
( x) l2 K7 }6 _: f3 ]" iS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-1862.0!-49.0!-1862.0!-63.0!7.0!!!!!CONNECT!!!!!!
9 l- Y. C0 C% v) I1 a# A3 yS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-1897.0!-14.0!-1862.0!-49.0!7.0!!!!!CONNECT!!!!!!
S!!ETCH!BOTTOM!!!!!!!!!!!LINE!-1925.0!-14.0!-1897.0!-14.0!7.0!!!!!CONNECT!!!!!!
' C4 n' i6 I- _/ U+ u* x" }S!!ETCH!BOTTOM!!!!!!!!!!!LINE!-1948.0!-37.0!-1925.0!-14.0!7.0!!!!!CONNECT!!!!!!
! P) I& {& N9 o# c8 ~7 iS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-1990.0!-37.0!-1948.0!-37.0!7.0!!!!!CONNECT!!!!!!
. t' [- o7 N! A" e" G/ G8 IS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-201.7!-285.7!-169.0!-253.0!7.0!!!!!CONNECT!!!!!!
S!!ETCH!BOTTOM!!!!!!!!!!!LINE!-201.7!-345.0!-201.7!-285.7!7.0!!!!!CONNECT!!!!!!
. Q& c. h; \0 F- ]/ `' l* Z4 b) uS!!ETCH!BOTTOM!!!!!!!!!!!LINE!-516.8!-705.0!-516.8!-817.8!7.0!!!!!CONNECT!!!!!!

$ V+ o5 |$ @4 V6 R- o6 b0 o2 z5 f/ R8 H请帮忙解答谢谢