基本解釋n.戊二烯基同根派生 pentadienyl相關(guān)詞英漢例句Ab initio calculation with STO-3G basis sets and DFP geometry optimization method were used to study conformation stability of pentadienyl anion and its methyl substituted derivatives. 用STO-3G基組的從頭計(jì)算和DFP梯度幾何優(yōu)化方法對(duì)戊二烯負(fù)離子(C_5H_7~-)及其甲基取代衍生物進(jìn)行了骨架優(yōu)化.Keywords Open metallocene;Pentadienyl;Organic titanium; 開(kāi)環(huán)夾心化郃物;戊二烯基;有機(jī)鈦;pentadienyl更多例句