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【单选题】
民用建筑内扬声器设置在走道和大厅等公共场所，扬声器数量应能保证从一个防火分区内的任何部位到最近一个扬声器的距离不大于( )。A.
50m
B.
40m
C.
35m
D.
25m
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皮皮学刷刷变学霸
举一反三
【单选题】Why do installers tend to work with large companies?
A.
Because it is more economically efficient.
B.
Because smaller companies are in the dark.
C.
Because large companies offer better prices.
D.
Because the government offers attractive incentives.
【简答题】zhuāng这个音节的声母是();韵母是(),属于四呼中的()韵母,可以和ang、()、üang形成押韵。声调是()声调,调值是()。
【简答题】Do you think movement of staff between companies is likely to increase in the future? (Why? / Why not?)
【简答题】Do you think it is important for companies to be involved in educational projects? (Why? / Why not?)
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