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【简答题】
阅读匹配 阅读材料,根据每段内容从A 至F中选出恰当的匹配内容。(共5小题,计10分) 小题1:No Bollywood movie is thought complete without a few songs and dances. In fact, music is an    important part of Bollywood movies. Even a bad movie can still do well if the music is good. 小题2:Several Asian hospitals are doing experiments with tele-medicine. Tele-medicine is a technology that allows doctors to 'see' patients without them being in the same place. 小题3:Failure is what often happens. It is everywhere in our life. Students may fail in exams, scientists may fail in their research work, and players may fail in competitions. 小题4:The summer holiday is coming, which can be a relaxing time for sleeping, eating good meals and seeing old friends. Try to take some time off from school and spend a few weeks of fun. 小题5:I played a country girl in my last movie. I had to live in a small village with the other actors for part of the winter. To help me play a country girl better, I even walked a few miles sometimes to get water, as there was none in the houses. A.Jessica can sing many songs but this time in the movie she acts as a country girl. B.Pierre will graduate from a medical university and he wants to know much about medical science. C.Alicia is from America. She is in high school. She is a fun, energetic person. D.Max is a music lover. Especially he loves music in movies. E. Sophia failed in the last exam. What will she do ? F. Jefferson is a super tour guide. He can help people know where to visit.
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【单选题】以下关于单母线分段接线的可靠性,错误的是 ( )。
A.
尽管单母线分段接线可靠性比单母线接线高,但仍不能向重要负荷供电
B.
任一段母线检修时,仅停该段母线
C.
仅用隔离开关分段时,一段母线出现故障,全部回路会停电
D.
断路器检修时,所在回路停运
【单选题】陈女士,30岁,G1P0,孕40周临产,胎儿娩出后,消毒脐带断面的高锰酸钾浓度是
A.
1
B.
15
C.
2
D.
3
E.
5
【简答题】从FF公司2010年的财务报表可以获得以下信息:2010年资产期末总额2560万元,负债期末总额为1280万元;2010年度销售收入10000万元,利润额为800万元,企业所得税税率为25%。 要求:分别计算销售净利率、资产周转率、年末权益乘数和净资产收益率。
【判断题】单母线不分段接线,适应于对可靠性要求不高的6-10KV级的中、小型用户的变电所。
A.
正确
B.
错误
【多选题】远程异地评标开始进行评标工作时需要做哪些准备工作?
A.
确认网络畅通
B.
确认视频通讯正常
C.
确定音频通讯正常
D.
确认大家是否准备好进行评标工作
【多选题】下列属于单母线不分段接线特点的是
A.
接线简单清晰
B.
设备少,投资少
C.
操作方便,便于扩建
D.
供电可靠性高
【多选题】下列关于单母线分段接线的描述中,正确的是 。 ()
A.
单母线分段接线可以减少母线故障的影响范围,提供供电的可靠性。
B.
当一段母线有故障时,分段断路器在继电保护的配合下自动跳闸,切除故障段,使非故障母线保持正常供电。
C.
当有重要用户时,可以用双回线路供电,两回线路分别接在两段母线上,可达到很高的供电可靠性。
D.
单母线分段接线,就是在单母线接线的基础上,将母线分为两段,两段之间由隔离开关或断路器和隔离开关进行连接,电源和出线比较均匀地分布在两段母线上。
【简答题】单母线分段接线适用于有( )条电源线路,( )台变压器,( )系统穿越功率,出线回路数( );断路器套数( )母线所接回路数;结构简单,有一定的灵活性,经济性好,可靠性高;没有复杂的倒闸作业。
【简答题】从FF公司2010年的财务报表可以获得以下信息:2010年资产期末总额为2 560万元,负债期末总额为1 280万元;2010年度销售收入为10 000万元,利润额为800万元,企业所得税税率为25%。 要求: 分别计算销售净利率、资产周转率、年末权益乘数和净资产收益率。
【判断题】单母线不分段接线,适应于对可靠性要求不高的6-10KV级的中、小型用户的变电所。
A.
正确
B.
错误
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