THESARS-Cov-2isanenenvelopedβ-coronavirus, CircularorellipticalParticledeiMeterofabout60 ~ 140nm, a miúdopleomórfico, obviamente diferentefromsars-covandmers-covingeneticCharacteristics.ThemainChlinifestationsIndyDryDever, FatigueDoThotalicstoms, Achéclicoifestación Canrapidlydevelopintoseverepneumonia, respiratorio, acuterespiratoriodistressssyndrome, septicshock, multi-organismo, severeacid-basemetabolismDisorder, AndevenLife-dhere-dhere .SARS-CoV-2hasbeenidentifiedasthemainmeansoftransmissionthroughrespiratorydroplets(sneezing,coughing,etc.)andcontact(pickingnostrilwiththehandincontactwiththevirus,rubbingeyes,etc.).SARS-CoV-2issensitivetoultravioletrayandheat,andcanbeinactivatedat56℃for30minutesandbyfatsolublesolventsuchasethylether,75%ethanol,chlorinedisinfectant,peraceticacidandchloroform.