selective proton decoupling spectrum 选择氢核去偶谱 selective spin decoupling 选择性自旋去偶 long-range selective proton decoupling spectrum 远程选择氢核去偶谱 ..
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The relative signs of coupling constants in ABX system for isophytol were determined using two methods of double resonance: selective spin decoupling and spin tickling methods.
本文分别用双共振选择性自旋去耦、双共振自旋搔动方法判定异植物醇中ABX体系耦合常数的相对符号为同号。
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