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【单选题】
若用邻接矩阵表示一个含有n个顶点不带权的有向图,则其中第i(0≤i≤n-1)列中包含的1的个数为( )。
A.
图中顶点i的入度
B.
图中强连通分量的数目
C.
图中边的数目
D.
图中顶点i的出度
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【单选题】By using Project Risk Management techniques, project managers can develop strategies that do all but which of the following:
A.
Significantly reduce project risks
B.
eliminate project risks
C.
provide a rational basis for better decision making
D.
identify risks, their impact(s), and any appropriate responses
E.
None of the above.
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【单选题】CRTS是我国具有知识产权的铁路结构体系,具体的含义是
A.
中国城铁轨道系统
B.
中国铁路地铁系统
C.
中国轨道系统
D.
中国铁路轨道系统
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【单选题】CRTSⅠ型板式无砟轨道,轨道板结构类型不包含()。
A.
预应力混凝土平板
B.
混凝土整体道床
C.
预应力混凝土框架板
D.
钢筋混凝土框架板
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【判断题】CRTSⅠ型板式无砟轨道水泥乳化沥青砂浆配合比中,乳化沥青(含聚合物乳液)与水泥的比值应不大于1.40。()
A.
正确
B.
错误
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【判断题】CRTS I型双块式无砟轨道只包含道床板与底座/支承层两层,造价相对较低。
A.
正确
B.
错误
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【判断题】CRTSⅠ型板式无砟轨道水泥乳化沥青砂浆含气量试验采用直读式含气量测定仪量测。()
A.
正确
B.
错误
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【单选题】Which of the following is NOT the potential risk kids may face when using cellphones?
A.
Involvement in rape-related crime.
B.
Exposure to violent and obscene images.
C.
Falling victim to brutal curses.
D.
Being tracked down by unofficial school websites.
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【单选题】Using the risk assessment matrix, if a hazard is unlikely to occur with minor consequence, the risk is rated as:
A.
low
B.
moderate
C.
high
D.
extreme
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【单选题】The risk of a crash when using a cellular phone is _______ when not using it.
A.
four times lower than
B.
four times higher than
C.
the same as
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【简答题】何谓假菌丝?如何与真菌丝区别?
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相关题目:
【单选题】By using Project Risk Management techniques, project managers can develop strategies that do all but which of the following:
A.
Significantly reduce project risks
B.
eliminate project risks
C.
provide a rational basis for better decision making
D.
identify risks, their impact(s), and any appropriate responses
E.
None of the above.
查看完整题目与答案
【单选题】CRTS是我国具有知识产权的铁路结构体系,具体的含义是
A.
中国城铁轨道系统
B.
中国铁路地铁系统
C.
中国轨道系统
D.
中国铁路轨道系统
查看完整题目与答案
【单选题】CRTSⅠ型板式无砟轨道,轨道板结构类型不包含()。
A.
预应力混凝土平板
B.
混凝土整体道床
C.
预应力混凝土框架板
D.
钢筋混凝土框架板
查看完整题目与答案
【判断题】CRTSⅠ型板式无砟轨道水泥乳化沥青砂浆配合比中,乳化沥青(含聚合物乳液)与水泥的比值应不大于1.40。()
A.
正确
B.
错误
查看完整题目与答案
【判断题】CRTS I型双块式无砟轨道只包含道床板与底座/支承层两层,造价相对较低。
A.
正确
B.
错误
查看完整题目与答案
【判断题】CRTSⅠ型板式无砟轨道水泥乳化沥青砂浆含气量试验采用直读式含气量测定仪量测。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which of the following is NOT the potential risk kids may face when using cellphones?
A.
Involvement in rape-related crime.
B.
Exposure to violent and obscene images.
C.
Falling victim to brutal curses.
D.
Being tracked down by unofficial school websites.
查看完整题目与答案
【单选题】Using the risk assessment matrix, if a hazard is unlikely to occur with minor consequence, the risk is rated as:
A.
low
B.
moderate
C.
high
D.
extreme
查看完整题目与答案
【单选题】The risk of a crash when using a cellular phone is _______ when not using it.
A.
four times lower than
B.
four times higher than
C.
the same as
查看完整题目与答案
【简答题】何谓假菌丝?如何与真菌丝区别?
查看完整题目与答案