12月8日14:00,上海市举行(hang)疫情防控工(gong)作第246场新闻(wen)发布会(hui),邀请市疫情防控(kong)工(gong)作领(ling)导小组办(ban)公室(shi)副主任邬惊(jing)雷,市(shi)卫生健(jian)康委主(zhu)任闻大翔(xiang),中国(guo)工程(cheng)院院士、上(shang)海交(jiao)通大