目前门禁系统最常用的联网技术是()、()、()通信技术。
参考答案:RS-232;RS-422;RS485
A client with intrauterine growth retardation is admitted to the labor and delivery unit and started on an IV infusion of oxytocin (Pitocin). Which of the following is least likely to be included in her plan of care
A.Carefully titrating the oxytocin based on her pattern of labor.
B.Monitoring vital signs, including assessment of fetal well-being, every 15 to 30 minutes.
C.Allowing the client to ambulate as tolerated.
D.Helping the client use breathing exercises to manage her contractions.
外流活门上的3号马达从什么地方控制()
A.控制器1;
B.空调面板;
C.客舱压力面板