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举一反三
【多选题】（）属破坏绿化和绿化设施的行为。
A.
擅自折损树（林）木花草
B.
在树旁和绿（林）地内倾倒垃圾或者有害废渣废水、堆放杂物
C.
引起树（林）木损坏的焚烧行为
D.
在绿（林）地内乱设广告
E.
其他损坏绿化或者绿化设施的行为
【单选题】When George W Bush delivered his State of the Union Address this past January, three words appeared that had not previously been heard from the Oval Office: Switchgrass, stalks and woodchips. Bush’’s ...
A.
George W. Bush
B.
Tom Slunecka
C.
James Woolsey
D.
David Bransby
【单选题】Section BDirections: There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked A, B, C and D．You should de...
A.
they can afford the cure for malaria
B.
they can save their cash efficiently
C.
they can live safely in the village
D.
their can get rid of poverty soon
相关题目：
【单选题】（）是倒转风流方向的装置。
A.
挡风墙
B.
反向风门
C.
反风装置
【多选题】检修或搬迁前，必须（），在其巷道风流中瓦斯浓度低于1.0%时，再用与电源电压相适应的验电笔检验。
A.
设防护栏
B.
切断电源
C.
检查瓦斯
D.
挂警示牌
【多选题】（）属破坏绿化和绿化设施的行为。
A.
擅自折损树（林）木花草
B.
在树旁和绿（林）地内倾倒垃圾或者有害废渣废水、堆放杂物
C.
引起树（林）木损坏的焚烧行为
D.
在绿（林）地内乱设广告
E.
其他损坏绿化或者绿化设施的行为
【单选题】工作面出现异常气味，如煤油味、汽油味、松节油或焦油味，表明风流上方存（ ）。
A.
瓦斯突出
B.
自然发火
C.
透水区
D.
顶板冒落
【单选题】，进入被串联通风工作面的风流中的甲烷和二氧化碳浓度都不ˊ得超过( )%。龙煤2023安管人员试题
A.
0.5
B.
1
C.
1.5
【多选题】控制风流的那些通风设施必须可靠()
A.
风门
B.
风桥
C.
风墙
D.
风窗
【单选题】When George W Bush delivered his State of the Union Address this past January, three words appeared that had not previously been heard from the Oval Office: Switchgrass, stalks and woodchips. Bush’’s ...
A.
George W. Bush
B.
Tom Slunecka
C.
James Woolsey
D.
David Bransby
【单选题】采掘工作面风流中瓦斯浓度达到（）时，必须停止用电钻打眼。
A.
1%
B.
1.3%
C.
1.5%
【单选题】Section BDirections: There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked A, B, C and D．You should de...
A.
they can afford the cure for malaria
B.
they can save their cash efficiently
C.
they can live safely in the village
D.
their can get rid of poverty soon
【判断题】上海的年主导风向为东南风。
A.
正确
B.
错误