糖尿病在ICD-10中详细分为:(). ["二大类","三大类","四大类","五大类","六大类"]
当列车时速超过()km/h时,外部显示器将被关闭。 ["A、15km/h","B、30km/h","C、45km/h","D、60km/h"]
ENC表示:(). ["其它方面未特指","病因未特指","不可归类它处者","注释短语","代用词"]
以下哪个温度传感器故障后,列车可以通过网络调用其他车的信号:() ["A、送风温度传感器","B、新风温度传感器","C、回风温度传感器"]
调速器空载扰动试验的目的是:测试()情况是否符合控制要求。 ["调速器灵敏度","调速器稳定性","接力器空载摆动","主配压阀跳动"]
线间距离的影响因素?