按照机电设备的有关规程规定,主要通风机()
A、3个月以内小修一次
B、每年中修一次
C、3年大修一次
D、半年小修一次
E、3年中修一次
参考答案:A, B, C
考核机构应当于定期考核日前____日通知需要接受定期考核的医师。()
A.30
B.45
C.60
D.90
When the dispute over duty payment arises between the duty payer and the Customs, the duty payer should first pay the duty and then, within () of the issuance of the duty memo, apply to the Customs in writing for a reconsideration of the case.
A. 10 days
B. 20 days
C. 30 days
D. one year