Thesars-cov-2isanenvelovedβ-coronavirus, 원형 렐립 립파 파트어 티아 미터 60 ~ 140nm, 종종, 명백한, 명백한 differentfromsars-covandmers-covingeneticcharacteristics 빠르게 발전하여 incupirtoseverepneumonia, 호흡기 사증, AcuterespiratoryDistresssyndrome, 정화조, 다중기구, 심각한-바이 메트 대사 작용, 그리고 levenlife-threatening .SARS-CoV-2hasbeenidentifiedasthemainmeansoftransmissionthroughrespiratorydroplets(sneezing,coughing,etc.)andcontact(pickingnostrilwiththehandincontactwiththevirus,rubbingeyes,etc.).SARS-CoV-2issensitivetoultravioletrayandheat,andcanbeinactivatedat56℃for30minutesandbyfatsolublesolventsuchasethylether,75%ethanol,chlorinedisinfectant,peraceticacidandchloroform.