Zhi-Zhuang-Zhang groups 冷却方法
2 groups 3phases 两组三段
212-pulse valve groups 双12脉波接线; 双12脉接线
2-transitive groups 2-传递群
32 Point Groups 炔烃(P); 32点群
3-homogeneous permutation groups 3-齐次置换群
a semilattice of left groups 左群的半格
Abelian groups 交换群
ABO blood groups 血型; ABO血型
ABO blood groups system ABO血型系统
abundant semi groups abundant半群
acid strengthening groups 酸性增强基
ACIDIC FUNCTIONAL GROUPS 酸性官能团
action groups 行动群体; 动作组
Active Functional Groups 活性官能团
active groups 活性基团; 活性官能团; 煤活性基团
addition of pictures and texts groups 柱; 添加图文集
additive groups 有限域的加法群
adjacent groups join-leave method 相邻组播组加入/离开
Adjusted Clinical Groups 校正临床群; 直达通信链路