contraprep.与……相反adv.正相反n.相反事物；反对意见；【会计】对方账户，抵销账户pref.表示“相反”，“反对”；【音】表示“低”、“下”contra vat逆流网槽

1. The invariant tensor under projective transformations of semi-symmetric metric-recurrent connections is obtained.
   给出了半对称度量循环联络在射影变换下的不变张量。
2. The invariant tensor under projective transformations of semi-symmetric metric-recurrent connections is obtained.
   给出了半对称度量循环联络在射影变换下的不变张量。
3. At the same time,The curvature tensor expression of a Riemannian manifold under the special semi-symmetric metric-recurrent connections is also obtained.
   同时给出了特殊半对称联络的黎曼流形曲率张量表示。