In order to study the entrepreneurship situation of Jiangxi return migrant workers after the financial crisis,we have conducted a survey on 107 entrepreneurial
The grey forecast and the sustainable use evaluation are conducted on the data of farmland resources from 2010 to 2020 in Pingingshan City by using the area of
【正】 Objective To study the effect of nicadipine on blood pressure (BP) and blood trough level concentration of cyclosporin A ( CsA) in renal transplantation