【单选题】
___0091.防火门关闭后应( )。
A. 能从内侧人为开启
B. 能从外侧人为开启
C. 能从内、外两侧人为开启
D. 不能人为开启
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答案
C
解析
暂无解析
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___0103.下列说法错误的的是( )。
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