你可能感兴趣的试题
1-5-3-8-10-7-6-11-2-9-4-12 1-8-5-10-3-7-6-11-2-9-4-12 1-10-3-8-7-11-6-9-2-4-12-5 1-8-5-10-7-3-6-11-2-9-4-12
1,2,3,4,5,6,7,8,9,0, 2,3,4,5,6,7,8,9,10,1, 0,1,2,3,4,5,6,7,8,9, 1,1,1,1,1,1,1,1,1,1,
(1)(2)(9)(8)(4)(6)(7)(3)(5) (1)(2)(9)(8)(4)(6)(7)(5)(3) (1)(2)(9)(4)(8)(6)(7)(3)(5) (1)(2)(9)(4)(8)(6)(7)(5)(3)
1-5-3-8-10-7-6-11-2-9-4-12 1-8-5-10-3-7-6-11-2-9-4-12 1-10-3-8-7-11-6-9-2-4-12-5 1-8-5-10-7-3-6-11-2-9-4-12
1 4 7 2 5 8 3 6 9 1 2 3 4 5 6 7 8 9 1 2 5 3 6 9 1 4 5 7 8 9
1,2,3,4,5,6,7,8,9,0, 2,3,4,5,6,7,8,9,10,1, 0,1,2,3,4,5,6,7,8,9, 1,1,1,1,1,1,1,1,1,1,
a[1],a[2],a[3],a[4],a[5],a[6],a[8],a[9],a[10],a[10] a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9] a[0],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],a[10] a[1],a[2],a [3],a[4],a [5],a [9],a [7],a [8],a [9],a [10],a [11]
{-4,-7,4} {-4/9,-7/9,4/9) {4/9,7/9,-4/9} {4,7,-4}
(1)(2)(3)(4)(7)(8)(9) (1)(2)(3)(4)(5)(6)(7) (2)(3)(4)(5)(6)(7)(8) (2)(3)(4)(5)(7)(8)(9)
{-4,-7,4} {-4/9,-7/9,4/9) {4/9,7/9,-4/9} {4,7,-4}
(1)—(2)—(3)—(4)—(5)—(6)—(7)—(8)—(9) (2)—(1)—(3)—(4)—(5)—(6)—(7)—(8)—(9) (2)—(1)—(4)—(3)—(5)—(6)—(7)—(8)—(9) (2)—(1)—(4)—(5)—(3)—(6)—(7)—(8)—(9)
为省力,可将用力划浆的手靠近支点 为省力,可将用力划浆的手远离支点 为省距离,可将用力划浆的手远离支点 将用力划浆的手靠近支点,既能省力又能省距离
1,2,3,4,5,6,7,8,9,0, 2,3,4,5,6,7,8,9,10,1, 0,1,2,3,4,5,6,7,8,9, 1,1,1,1,1,1,1,1,1,1,