( ?# W3 L4 F+ A) j: X- Y; Y3 E) h这种治学的态度真是不可理喻……那么请看看明白+ f1 U6 F2 x3 j( t6 M( G7 b
1.what i was doing; ]) l4 K6 w" Q
2.why and how; N. q' ^. n6 H; K6 ?' c8 T
3.where does the deviation come from - D7 y6 R/ l% k! U1 i8 T 0 M; G9 {# ~, Y% U$ ^, D
7 J9 _- N* X+ ?7 N b 6 Y! |( _$ P1 G8 r3 k# kA simple test to check whether it can divide a random solid* L. @( B, I. U& ^
1 ?: K2 {; F# p0 C2 `6 v9 l : B' y# l9 U5 ^1 y- X0 b; B) ~But still the deviations exist# X5 j2 D0 |" P/ s( W S% I$ _- C