单选题The C02 flooding system is actuated by a sequence of steps which are（）.Abreak glass，pull valve，break glass，pull cylinder controlBsound evacuation alarm，pull handleCopen bypass valve，break glass，pull handleDopen stop valve，open control valve，trip alarm
单选题
The C02 flooding system is actuated by a sequence of steps which are（）.
A
break glass，pull valve，break glass，pull cylinder control
B
sound evacuation alarm，pull handle
C
open bypass valve，break glass，pull handle
D
open stop valve，open control valve，trip alarm
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