单词	cross-over roll
释义	cross-over roll 交叉绝缘器
随便看	contravariant coordinate contravariant derivation contravariant electric circuit contravariant four-vector contravariant functor contravariant Hom functor contravariant index contravariantly finite contravariant metric tensor contravariant morphism functor contravariants contravariant spinor contravariant system contravariant tensor contravariant tensor algebra contravariant tensor field contravariant tensor field of order r contravariant tensor of degree p contravariant tensor of order p contravariant tensor of the second order contravariant vector contravariant vector field contravariant velocity contravarlant base vectors contra vat