验收监测应在工况稳定、生产负荷达到设计生产能力的( )以上情况下进行。国家、地方排放标准对生产负荷另有规定的按规定执行。
A.60%
B.65%
C.70%
D.75%
参考答案:D
heart disease for many years,he had to take medicine everywhere.
A.Having suffered from
B.Have suffered from
C.To suffer from
D.Suffering
能分泌白细胞毒素的细菌是()
A.中间普氏菌
B.伴放线杆菌
C.牙龈外琳单胞菌
D.变形链球菌
E.性放线菌