使用利多卡因行局部浸润麻醉,其单次最大剂量是()
A.200mg
B.300mg
C.400mg
D.500mg
E.600mg
参考答案:C
--- Will you attend the meeting this afternoon?
--- But I told anything about it.
A.wasn’t
B.am not
C.haven’t been
D.won’t be
施工现场针对不同的污水设置的相应处理设施不包括()
A.沉淀池
B.清洗池
C.隔油池
D.化粪池