代数的直积 meaning in English

direct product of algebras

Direct product and congruence of weakly dicomplemented lattice
弱双补代数的直积和同余
2 . the structure of the lattice implication sub - algebra which generated from a subset , and the product of lattice implication algebra were studied . the necessary condition was given of a lattice implication algebra which can be decomposed into lattice implication algebra ' s product . it is proved that lattice h implication algebra is a boole ring with a unit
2 、对格蕴涵代数中由一子集生成的格蕴涵子代数的结构及格蕴涵代数的直积进行了研究，给出了一格蕴涵代数可分解成一族格蕴涵代数直积的必要条件，证明了格h蕴涵代数是一有单位元的布尔环。