Keywords connectivity index;quantitative structure-property/activity relationship;drug release;bioerodible polymer;silica nanopores;aqueous urea;atomistic molecular dynamics simulation;

• 连接性指数;定量结构-性质/活性关系;药物控释;生物降解高分子;二氧化硅纳米孔;尿素水溶液;全原子分子动力学模拟;