【判断题】分组交换属于“存储-转发”式交换方式,它是以报文为单位进行存储转换的。
【简答题】心轴传动时只承受 ,传动轴只承受 ,转轴既承受 又承受 。
【单选题】—We don't know _____________. —It is said that he was born in Sweden. [ ]
D.
which country is he from
【单选题】-We don't know ____. -It is said that he was born in Canada.
【单选题】车辆转弯时,离心力大小和车速的关系是()
【判断题】根据社会知觉偏差理论,中国有句古话“叫佛靠金装,人靠衣装”,属于晕轮效应。