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【单选题】
病人,男性,50岁。诊断为风湿性心瓣膜病入院。目前该病人主诉活动无耐力,最主要的相关因素是
A.
肺淤血致呼吸困难
B.
体循环淤血致机体水肿
C.
心排血量减少致组织缺血
D.
冠状动脉灌注不足致心肌收缩无力
E.
胃肠道缺血致营养不良
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【单选题】下列有关人与金钱的说法中错误的是( )
A.
金钱拜物教使人唯利是图，损人利已
B.
人要做金钱的主人，不能做金钱的奴隶
C.
在商品经济时代，追求金钱是人生最高的目的
D.
人需要金钱，但金钱只是人发展自我，造福社会的条件之一
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【单选题】The data which will NOT be saved by the VDR is ______.
A.
date and time
B.
ship’s position
C.
helm order and response
D.
remaining fuel onboard
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【单选题】A DBA has been asked to create a table which will contain a substantial amount of detailed sales information for each calendar month and maintain it to contain only the last 12 months. Which of the fo...
A.
Create an MQT that selects the oldest month of data with the REFRESH IMMEDIATE option.
B.
Create 12 separate tables, create a view based on all 12, drop the table with the oldest month's data then drop and re- create the view.
C.
Create a range partitioned table, partitioned by month, and use the ALTER TABLE statement to detach the oldest month and attach storage for new data.
D.
Create a single table, extract the data to be retained using UNLOAD with a SELECT statement, drop and re-create the table then load only the data to be retained.
查看完整题目与答案
【单选题】Which of the following memory will lose the data stored in it when the power is gone or a malfunction occurs?
A.
the ROM
B.
the virtual memory
C.
the RAM
D.
the buffer
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【单选题】下列加下划线字的读音，全对的一组是( )
A.
碑帖(tiè) 菁华(jin) 渐染(jiān) 魑魅魍魉(chi)
B.
小讷(nè) 铜臭(xiù) 膻气(shān) 悻悻而去(xìng)
C.
泯灭(mǐn) 颤动(zhàn) 熨斗(yùn) 瞠目结舌(chēng)
D.
气馁(něi) 狡黠(xiá) 腼腆(diǎn) 酩酊大醉(mǐng)
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【单选题】下列有关人与金钱的说法中错误的是( )
A.
金钱拜物教使人唯利是图,损人利己
B.
人要做金钱的主人,不能做金钱的奴隶
C.
在市场经济时代,追求金钱是人生的最高目的
D.
人需要金钱,但金钱只是人发展自我、造福社会的条件之一
查看完整题目与答案
【判断题】碑帖(tiè)
A.
正确
B.
错误
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【判断题】The main advantages to the computational approach is the reliability of the data used. The results of the model are only as good as the parameters on which they depend and any shortcomings in either t...
A.
正确
B.
错误
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【判断题】The mainadvantages to the computational approach is the reliability of the data used. The results of the model are only as good as the parameters on which they depend and any shortcomings in either th...
A.
正确
B.
错误
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【单选题】在接触器联锁正反转控制电路中,正转启动运转正常,按下反转按钮,电动机不能反转的原因不可能是
A.
正转接触器主触头发生熔焊
B.
操作按钮顺序错误
C.
主电路中没有改变相序
D.
热继电器常闭触点没有复位
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相关题目：
【单选题】下列有关人与金钱的说法中错误的是( )
A.
金钱拜物教使人唯利是图，损人利已
B.
人要做金钱的主人，不能做金钱的奴隶
C.
在商品经济时代，追求金钱是人生最高的目的
D.
人需要金钱，但金钱只是人发展自我，造福社会的条件之一
查看完整题目与答案
【单选题】The data which will NOT be saved by the VDR is ______.
A.
date and time
B.
ship’s position
C.
helm order and response
D.
remaining fuel onboard
查看完整题目与答案
【单选题】A DBA has been asked to create a table which will contain a substantial amount of detailed sales information for each calendar month and maintain it to contain only the last 12 months. Which of the fo...
A.
Create an MQT that selects the oldest month of data with the REFRESH IMMEDIATE option.
B.
Create 12 separate tables, create a view based on all 12, drop the table with the oldest month's data then drop and re- create the view.
C.
Create a range partitioned table, partitioned by month, and use the ALTER TABLE statement to detach the oldest month and attach storage for new data.
D.
Create a single table, extract the data to be retained using UNLOAD with a SELECT statement, drop and re-create the table then load only the data to be retained.
查看完整题目与答案
【单选题】Which of the following memory will lose the data stored in it when the power is gone or a malfunction occurs?
A.
the ROM
B.
the virtual memory
C.
the RAM
D.
the buffer
查看完整题目与答案
【单选题】下列加下划线字的读音，全对的一组是( )
A.
碑帖(tiè) 菁华(jin) 渐染(jiān) 魑魅魍魉(chi)
B.
小讷(nè) 铜臭(xiù) 膻气(shān) 悻悻而去(xìng)
C.
泯灭(mǐn) 颤动(zhàn) 熨斗(yùn) 瞠目结舌(chēng)
D.
气馁(něi) 狡黠(xiá) 腼腆(diǎn) 酩酊大醉(mǐng)
查看完整题目与答案
【单选题】下列有关人与金钱的说法中错误的是( )
A.
金钱拜物教使人唯利是图,损人利己
B.
人要做金钱的主人,不能做金钱的奴隶
C.
在市场经济时代,追求金钱是人生的最高目的
D.
人需要金钱,但金钱只是人发展自我、造福社会的条件之一
查看完整题目与答案
【判断题】碑帖(tiè)
A.
正确
B.
错误
查看完整题目与答案
【判断题】The main advantages to the computational approach is the reliability of the data used. The results of the model are only as good as the parameters on which they depend and any shortcomings in either t...
A.
正确
B.
错误
查看完整题目与答案
【判断题】The mainadvantages to the computational approach is the reliability of the data used. The results of the model are only as good as the parameters on which they depend and any shortcomings in either th...
A.
正确
B.
错误
查看完整题目与答案
【单选题】在接触器联锁正反转控制电路中,正转启动运转正常,按下反转按钮,电动机不能反转的原因不可能是
A.
正转接触器主触头发生熔焊
B.
操作按钮顺序错误
C.
主电路中没有改变相序
D.
热继电器常闭触点没有复位
查看完整题目与答案