【单选题】信息被从废弃的磁盘或打印过的存储介质中获得。
【单选题】( ) storage, or main memory, provides the processor with temporary storage for program and data.
【简答题】The main memory can also be called _____ memory, _____storage, or just ______.
【简答题】The main memory can also called _______ memory, ________ storage, or just ________.
【判断题】需要结计本年累计发生额的明细账户,每月结账时,“本月合计”行已有余额的,“本年累计”行必须结计出余额。()
【单选题】稳定型心绞痛的药物治疗中β 受体阻断药有益药理作用不包括
B.
减慢心率,心率降低到 55~60 次/分,甚 至 50 次/分
F.
稳定型心绞痛的药物治疗中β 受体阻断药有害药理作用不包括