19.Taking the example of the homoaromaticity of cyclooctriene cation and imidazole and oxazole basicity,the essay discusses the application of resonance theory.
文中以环辛三烯正子的同芳香性和咪唑与恶唑的碱性为例,讨论共振论的应用。
20.Purple Membrane fragments in planar Bilayer Lipid Membrane (BLM) can produce different photopotential signals with different ionic strengthes in the media.