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2770=2050+720
# M" X! t2 V$ u3 c# R4917=4394+523
3 i5 x- X2 c& I1 G: `+ l9 H, R7329=6545+784/ e! X. W' b4 S0 N
1048=524*2# y w+ B9 L' J) J
+ S# ^3 G9 }( S) V
1048-353=695--1783
3 A' D' u: W$ t" O& g$ }/ p. `0 K
* F( `3 ?- x! E6 n: v1013-233=780---1512' o2 q6 R' ` Y4 r4 C& A
* a8 {5 R2 }* {7 m. X. h
1013-113=900-1664( m& Y/ ?% n% X' P
6 \. E' k5 Y& T3 X' j+ h( R2 X
353-233=120
' v4 S8 f& m& i/ k: E* r% H233-113=120
; d6 x5 w; K* x, t0 W- G113-353=120
8 {' [' p5 {. g: v: R5 P1783-1512-1664-27706 I. V( a3 z3 ]+ ^ N$ f7 e
2770-1664=1106
" h8 ]" p5 B. U0 g2 K7 q. C- k; n
4379-3272=11075 v. Q2 a4 M9 F* G, T. H9 |
+ T* }/ \3 }( O
1514-1512-2770以1512为中心对称8 G* V1 X4 L/ M
1307-4312-2770..4312................../ k; v8 N% w+ N7 Z
2284-2923-2770..2923................. |
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发表于 2011-1-11 21:07:54
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