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[单选题]
发现疑似或者确诊新冠肺炎患者时,在患者离开该环境后,应对患者所处周围环境的物体表面用()mg/L含氯消毒剂进行消毒。
A.500
B.1000
C.1500
D.2000
查看答案
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A.500
B.1000
C.1500
D.2000
A.2000,30
B.1500,60
C.1000,30
D.500,60
A.500
B.200
C.800
D.1000
A.500 30
B.1000 30
C.2000 60
D.1000 60
A.10000,30
B.900,60
C.1000,40
D.1000,60
A.500;30
B.1000;30
C.1000;15
D.500
A.500
B.800
C.1000
D.1200