简要综述了重主族多重键，尤其是重主族累积多烯化合物的合成及结构表征和理论研究方面的最新进展。
This paper briefly summarized the new progress of theoretical studies on synthesize and characterize the compounds with multiple bonds between heavier main group elements, especially heavy cumulenes.
具有多重碳-碳键的大分子的燃烧涉及到一系列更复杂的反应。
The combustion of larger molecules, which have multiple carbon-carbon bonds, involves a more complex series of reactions.
得到了它们的基态能量，基态自旋多重度，分子轨道组成与能级，电荷分布与键序。
The total energies, spin multiplicities, charge distribution, bond orders, the front molecular orbital compositions and orbital energies have been obtained.
得到了它们的基态能量，基态自旋多重度，分子轨道组成与能级，电荷分布与键序。
The total energies, spin multiplicities, charge distribution, bond orders, the front molecular orbital compositions and orbital energies have been obtained.
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