A cabinet or space containing the controls or valves for the fixed firefighting system must be（）. -题库考试答案搜索网

A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.

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2021-07-22 04:32

A、posted with instructions on the operation of the system
B、ventilated and equipped with explosion-proof switches
C、painted with red and black diagonal stripes
D、equipped with a battery powered source of emergency lighting

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标签：探火与消防设备

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