Ab initio HF/6 31G calculations have been performed for the rearrangement mechanism of 1,2 shift in lithium allyl vinyl ether.是什么意思_Ab initio HF/6 31G calculations have been performed for the rearrangement mechanism of 1,2 shift in lithium allyl vinyl ether.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句