在寻找熔丝熔断的原因中,下列原因中可以排除的是 [ ]
A、插座内部“碰线”
B、插头内部“碰线”
C、灯座内部“碰线”
D、开关内部“碰线”
答案:D
A computer network links computers together to allow users to share hardware, software, and (73)
A.resource
B.file
C.information
D.data