单项选择题
A.0.1mg/kg;结果低于预警线;预警线 B.0.1mg/kg;液相不出峰;内控线 C.0.2mg/kg;结果低于预警线;内控线 D.0.2mg/kg;液相不出峰;预警线
A.JJG705-2014 B.JJG700-2016 C.JJG939-2009 D.JJG823-2014
A.21% B.15% C.11% D.10%