基金宁波市科技计划(2015A10066);浙江省公益技术应用研究项目(2016C33SA200008);浙江省民政政策理论研究规划课题(ZMZC201539)Fund program:Ningbo Soft Science Research Project,Public Technology Research Project of Zhejiang Province,Civil Affairs Theoretical Research Planning Projects of Zhejiang Province