湿球包扎纱布时,需将长约()的新纱布在蒸馏水中浸湿,使上端服贴无绉折地包卷在感应部分上,包卷纱布的重叠部分不要超过球部圆周的()。
参考答案:10cm;1/4
以下对IBM-PC系列及其兼容机的论述中正确的是( )。
A.采用的设备统一编址,寻址空间达1MB
B.采用的设备单独编址,外设编址达1MB
C.采用的设备统一编址,寻址空间达64KB
D.采用的设备单独编址,寻址空间达64KB
(a) Nick offers to sell certain goods to Sam stating that the offer would be deemed to have been accepted, should there be no notifi cation to the contrary in the next week. There was no such notifi cation.Required:Advise Nick. (5 marks)