机译:Ppp模式是推动电子政务平台健康发展的良药吗? --来自华东地区50个城市政务app的面板数据分析 =Is the Public-Private Partnership (PPP) Model A Panacea for Promoting the Healthy Development of the Government E-Services Platform? - Panel Data Analysis of Government App from 50 Cities in East China
机译:大湖盆地大头鲤(Hypophthalmichthys spp。)的双生态风险评价。 (评估du Risque Ecologique pose par les Carpes a Grosse Tete(Hypophthalmichths sp。)dans le Bassin des Grands Lacs。)