编号CASE公式1(R U) B' (R B R'2) U' (R' F R F')U' (R U) B' (R B R'2) U' (R' F R F')2F (R U R' U') F' f (R U R' U') f'(U r' U' r U'U') (R' U2 R U'U') (r' U r)3f (R U R' U') f' U' F (R U R' U') F'F (U R U' R') F' U F (R U R' U') F'4f (R U R' U') y x R' F (R U R' U') F'F (U R U' R') F' U' F (R U R' U') F'5(r' R U) (R U R' U') r (R'2 F R F')F (U R U' R'2 F') U' F (U R U') F'6F (R U R') (U y') (R' U2) (R' F R F')F (R' F' R) (U R U' R' U) F (R U R'