未知题型
A、数据链路层B、物理层C、网络层D、传输层正确答案:网络层
长圆形榫和圆形榫的加工工艺与设备是什么?
问答题长圆形榫和圆形榫的加工工艺与设备是什么?
不属于“三网合一”的“网络”是()
未知题型不属于“三网合一”的“网络”是()
Various transitions with more precise markers of time a...
判断题Various transitions with more precise markers of time and scope produces better writing than the commonplace transitions such as first and second. A、正确 B、错误