six-membered ring 六元环 ; 六原子环
six-membered ring plane 六元环平面
six-membered ring system 六员环分子
six-membered-ring analogs 六元环类似物
Six-membered ring spiro chains 六元素环螺链
The six-membered ring of each kind of metals is the most stable.
三种元素的六员环短-长键交替结构都是各自环簇中最稳定的结构。
Therefore, it is the reducing end and will be in equilibrium with alpha and beta six-membered ring forms, AS described earlier for monosaccharides.
因此如前面单糖部分所述，它是还原性末端。会形成六元环形式的平衡。
The six-membered rings exhibit slightly distorted chair, extremely distorted chair and half-chair conformation respectively, and the five-membered ring exhibits an envelope conformation.
其中六元环分别呈现微扭曲的椅式构象、严重扭曲的椅式构象及半椅式构象；
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