THDS-A轴温探测系统探测站机柜中不包括的设备是（）
A.工控机
B.远程管理机
C.UPS不间断电源
D.电源箱
参考答案：C
一般普通30w紫外线灯管的使用寿命为（）小时。
A.500小时
B.800小时
C.1000小时
D.1200小时
E.1500小时
I was asked to sort out the documents but instead of putting them ______ , I totally _______. [ ]
A. in order; messed up them
B. in an order; made a mess of them
C. in the order; messed them up
D. in an order; made a mess of it
