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【多选题】
核设施退役去污的安全监管要点包括()。
A.
去污仅仅改变了放射性核素存在的形式和位置，去污过程应防止交叉污染
B.
退污多用强去污法，但有时候需要采取适当控制或保护措施
C.
去污使用有机试剂，要考虑其热稳定性和辐照稳定性，要注意在去污过程中可能产生燃爆性气体，要警惕燃爆风险
D.
去污可能会使分散残留的易裂变物质溶出和富集起来，要警惕临界安全问题
E.
要监测去污过程产生的气溶胶，去污过程的排风和流出液要经过处理和监测，达到合格水平后才允放排放
F.
要重视“热点”的去污，对方案要做优化选择
G.
去污之后，可能出现放射性污染速度和程度比去污前更快、更高，这被称为第二次污染，要做适当的钝化处理
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参考答案：
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：
【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
参考解析：
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