出入境关系人因故撤销检验检疫时,检验检疫机构未实施检验检疫的,按收费标准的50%收费;已实施检验检疫的,按收费标准的100%收费。()
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A.reputationB.respectC.fameD.inspection
A. reputation
B. respect
C. fame
D. inspection
A.trainedB.designedC.planedD.studied
A. trained
B. designed
C. planed
D. studied
假设某计算机CPU在一秒发出40个磁盘I/O请求,这些请求(为M/M/1队列)的时间间隔按指数分布,平均磁盘服务时间为20ms,则磁盘的平均利用率为(58),磁盘请求的平均响应时间为(59)ms。
A. 0.2
B. 0.4
C. 0.8
D. 1
The manager spoke highly of such ______ as loyalty, courage and truthfulness shown by his
A. virtue
B. features
C. properties
D. characteristics