查询词典 heptagons
- 与 heptagons 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
The results available now indicate that glass-like carbon synthesized from phenolic resin is a non-graphitizing carbon, and consists of both sp 2-hybridized carbon atoms that form imperfect graphite structure and sp 3-hybridized carbon atoms that are due to the presence of disordered carbon; and in the fullerene-related structure of glass-like carbon, there exist some pentagons and heptagons carbon rings.
玻璃炭作为一种特殊炭材料已广泛应用于许多领域，其制备、性质、应用以及基本结构的研究已经取得了很大的进展，已有的研究结果表明酚醛树脂基玻璃炭是一种典型的非石墨化炭材料，由 sp2杂化态碳原子和 sp3杂态碳原子组成，且在其类富勒烯结构中存在五元环和七元环。
- 推荐网络例句
-
On closer examination, though, this is not a vote for multilateralism but just the opposite.
仔细审视后我们发现，这并非是对多边主义投出的赞成票，而是恰好相反。
-
Uncovering their weak spots, so I can defeat them.
揭露出他们的弱点，这样我就可以打败他们了。
-
Methyl bromides, in C_(3v) symmetry, have been extensively studied at their first absorption A-band because the behavior of these molecules can be used as a prototype for depicting numerous types of photodissociations in a variety of polyatomic molecules.
例如，有很多研究报道了C_(3v)对称的溴甲烷等分子在第一吸收带的光解，这是因为其光解行为可以作为理解其它多原子分光解的原型。