A.ctrl+n B.ctrl+z C.ctrl+o D.ctrl+g
A.display clock B.display device C.display system D.display version
A.查看設(shè)備的前面板 B.在命令行界面下,用命令display software來(lái)查看 C.在命令行界面下,用命令display version來(lái)查看 D.在命令行界面用戶視圖下,用命令display vrp-version來(lái)查看