以下哪些是无线金融网点WLAN的解决方案特色?()
A. 防私接AP
B. 数据通道加密(支持WAPI标准)
C. 无线入侵检测(WIPS)
D. 安全认证
E. 射频抗干扰能力
The oil pressure and flow from each bearings can be checked when()
A. the lubricating pumps are stopped and the access doors are opened
B. the lubricating pumps are running and the access doors are opened
C. the engine is running and the access doors are closed
D. the engine is stopped and the access doors are closed
手制动杆是通过(),供停车后及坡道上驻停制动使用。
A. 车轮制动器
B. 操纵手制动器.
C. 控制车辆速度
D. 使车辆减速停车
CRH1A型动车组IDU主机是通过()通讯线与TDSCCU模块进行通讯。
A. WTB
B. MVB
C. 以太网
D. CAN