We study the semirings additive reduct are semilattices and multiplicative reduct are rectangular groups.
研究了加法半群为半格，乘法半群为矩形群的半环。

On Semilattice Decompositions into Archimedean Subsemigroups of Ordered Semigroups
序半群的阿基米德半群的半格分解

Some known results about bisemilattice becoming distributive lattice are expanded.
推广了双半格成为分配格的一些结果。

The strips of glory, under ur blessing Jalur gemilang. Kami semua bersatu
光辉条纹, 在你的庇佑下

Rearing trial of marine captured seedlings of tongue sole Cynoglossus semilaevis
海捕半滑舌鳎苗种培育试验

complete semilattice.
完全半格点

sigma complete lower semilattice.
完备下半格

ordered semilattice congruence.
序半格同余

semilattice of ordered semilattice congruence
序半格同余的半格

On Congruences on Strong Semilattice of Semigroups
关于半群的强半格上的同余

Histological study of the organogenesis of the digestive system of the tonguefish, Cynoglossus semilaevis
半滑舌鳎消化系统器官发生的组织学

Feeding and growth of the tonguefish Cynoglossus semilaevis larvae
半滑舌鳎仔鱼的摄食与生长

free semilattice with identity
含恒等元的自由半格

Idempotent semilattice.
幂等元半格