A study of doubly charged ion mass spectra (2E spectra), the substituents effect and the target gas pressure deppendence of biphenyl derivitives was presented in this work.
本文研究了联苯取代物双电荷离子2E谱及其取代基效应和靶气压力影响。
A study of doubly charged ion mass spectra (2E spectra), the substituents effect and the target gas pressure deppendence of biphenyl derivitives was presented in this work.
本文研究了联苯取代物双电荷离子2E谱及其取代基效应和靶气压力影响。
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