线: thread; string; wire汇: converge的: 4次方是 The fourth power of 2 i ...秩: order; sequence线汇的平均曲面: mean surface of congruence线性线汇的准线: directrix of a linear congruence线汇: congruence of lines; congruency; line congruence曲线汇: congruence of curves; curvilinear congruence群的秩: rank of a group阵的秩: rank of matrix二次线汇: quadratic congruence共焦线汇: confocal congruences迷向线汇: isotropic congruence双曲性线汇: hyperbolic congruence四面线汇: tetrahedral congruence特殊线汇: special congruence椭性线汇: elliptic congruence; ellipticcongruence线性线汇: linear line congruence直纹线汇: rectilinear congruence词汇的: glossarial; lexical爱的秩序: ordo amoris矩阵的秩: rank (linear algebra); rank of a matrix; rank of matrix认识的秩序: order of cognition事物的秩序: the order of things素理想的秩: rank of a prime ideal
