用来测量一定时间内的输入脉冲数的是____,测量单位时间内平均输入脉冲数的是____。选项:定标器、计数率表

ere.—Excuse me, could you tell me ________ —There is bnk on the second floor. You cn mke it there.where I cn exchnge money B．how I cn get to the bnk C．if there’s bnk ner here D．where the bnk isA．where I can exchange moneyB．how I can get to the bankC．if there’s a bank near hereD．where the bank is