congruencen.适合;和谐;全等
congruence of fiqures图形的全等
congruence expression同余式
congruence quantities同余量
congruence of figures图形的全等
congruence of matrices矩阵相合
congruence of segments线段合同
congruence middle ideal同余中理想
congruencetransformation同余变换
congruence zeta function同余函数
congruence modular ideal模理想同余