The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The...
用该法计算了呋喃、吡咯和香豆素的环内键角，计算结果与实验值很接近。
The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The calculated results...
用该法计算了呋喃、吡咯和香豆素的环内键角，计算结果与实验值很接近。
The method was applied to the calculation of the ring bond angles of furan, pyrrole, and coumarin. The calculated results are in good agreement with the experimental data.
用该法计算了呋喃、吡咯和香豆素的环内键角，计算结果与实验值很接近。
Comaring with the neutral states, the bond lengths and the inter ring twist angles of the charged states are changed obviously.
与中性态相比，带电态下其分子结构表现在C - C键的键长及环与环间的扭转角发生显著的改变。
Comaring with the neutral states, the bond lengths and the inter ring twist angles of the charged states are changed obviously.
与中性态相比，带电态下其分子结构表现在C - C键的键长及环与环间的扭转角发生显著的改变。
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