什么叫元器件和设备的额定电流、额定电压和额定电功率?
参考答案:
元器件和设备安全工作时所允许的最大电流、电压和电功率分别叫做它们的额定电流、额定电压和额定电功率。
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
肠梗阻进一步检查