linear condensed ring 线型缩合环
condensed ring hydrocarbon 稠环烃
Nonplanar Condensed Ring Structure 非平面密集环状结构
non-planar condensed ring structure [晶体] 非平面密集环状结构
condensed ring arene 稠环芳烃
condensed ring aromatics 稠环化合物
condensed ring derivative 稠环衍生物类
The nitrogen hetero atomic shape structure is aza big ring or aza condensed ring or nitrogen hetero atomic ring shape conjugate symmetry or nitrogen hetero atomic ring shape conjugate asymmetry.
所述含氮杂环状结构为氮杂大环或氮杂稠环或氮杂环状共轭对称或氮杂环状共轭不对称。
The moon is thought to have condensed rapidly from this ring.
普遍认为，月球正是由这个圆环迅速凝结而成。
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