问题
问答题 简答题
车站列控中心UPS电源故障维修注意事项?
答案
参考答案:
(1)单个UPS出现故障后不会影响整个系统的工作,此时只需关闭故障的UPS进行修理或更换即可。
(2)注意在维护过程中不要同时关闭两台UPS电源,否则会造成系统停机。
车站列控中心UPS电源故障维修注意事项?
参考答案:
(1)单个UPS出现故障后不会影响整个系统的工作,此时只需关闭故障的UPS进行修理或更换即可。
(2)注意在维护过程中不要同时关闭两台UPS电源,否则会造成系统停机。
Top help you decide what might make a good pet ,we’ve put together a pet checklist .We’ve named some of the animals that are often kept as pets .We’ve shown some good points and bad points about each .And we hope it may help you make the best choice(选择)
A. suggested B. encouraged C. not allowed 小题2:It would be easier for you to keep a ______ as a pet if you’re often too busy to take care of it . A. rabbit or raccoon B. rabbit or cat C. raccoon or dog 小题3:If you feed birds at home , you should be very careful to choose a ______ as your another pet. A .rabbit B. raccoon C. cat 小题4:The dog may ______ you if you make it angry . A. hurt B. fix C. train 小题5:The writer tries to help us______ with the checklist . A. learn how to look after our pets B. find which animal is our best choice as a pet C. Know what kind of animals can be kept as a pet |