fig7
Figure 7. Two-dimensional partial dependence plots of (A) O-II% and Smic/SSA, (B) O-II% and Vmic, (C) O-II% and N-6%, (D) N% and O%, (E) SSA and N%, (F) SSA and O%, (G) N-5% and Vmic, (H) N-5% and Smic, (I) N-5% and PSD. SSA: Specific surface area; PSD: pore size distribution.