|
|
2770=2050+720
2 W5 c# ~# ~' y3 _3 ^ A* U: i$ G4917=4394+523
& f9 [: ?% V" M2 e/ {7329=6545+784( t0 p$ W3 F5 @: @! N
1048=524*2
# g$ _% K% c1 \9 z4 j; X& n% |1 g9 Q( l ?6 G' b7 \- \
1048-353=695--1783
( g6 {% X' ]- j- S& X% G5 @# p4 Z; J, ]/ v, Z& G9 z3 T! }9 |" o
1013-233=780---1512
1 _: T& h. H+ t4 G% ]
1 G- a' \' c' A4 y! M& h6 f3 g1013-113=900-1664
' Y+ @! S8 s+ E8 F5 ]
+ V0 z0 a5 Y/ ]5 M5 t$ R0 f353-233=120
; z. x7 K3 C: a2 c233-113=120
+ k# l; _- k( |4 g113-353=120- u& ?, f7 R! z4 X* R' S2 B6 E
1783-1512-1664-27701 F! a$ A/ T! f
2770-1664=11067 g5 G% w, b+ _' z
' o9 Z* Z1 S' Y1 u% U! `
4379-3272=11079 D4 T" `! v3 x7 P! f
9 G1 {6 K. b: ~/ I( z8 P4 j
1514-1512-2770以1512为中心对称
; N' E4 q" l6 |8 U1307-4312-2770..4312..................
3 X3 W% ?) @- I- \8 H- q, b2284-2923-2770..2923................. |
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发表于 2011-1-11 21:07:54
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