LS两位别误导人家 2 L q& [- q& \& J: v, \ @/ ^/ l
BAK 1是指用1来做BAK AROUND BAK 2是指用2来做BAK AROUND , w5 ]8 Z2 U3 }$ `& y W+ R g {. ?3 b, ^9 k* U% h* L* P
如果是BAK AROUND 2.0的话就是指圈数
0 j4 x( H* _" U. C* G4 T( m
LS两位别误导人家% d n+ r. }% ^2 S' i4 X
9 t u6 P5 d6 {0 @# K4 R) }
BAK 1是指用1来做BAK AROUND BAK 2是指用2来做BAK AROUND ) D9 b7 r; c7 ^! m4 }, K 0 ]" z% Z8 b6 h, w/ u u" T+ b7 _如果是BAK AROUND 2.0的话就是指圈数
9 J+ E' L" u" S8 ~; V, u$ {% K6 e& Q7 C
楼上正解,楼主要注意区分哦...