In the towing vessel fire protection regulations, all of the following are fire detection requirements, EXCEPT that _____________ .
A
the control panel must have labels for all switches and indicator lights
B
the detection system must be powered from two sources, with the switchover being either manual or automatic
C
there must be a circuit-fault detector test-switch in the control panel
D
none of the above
E
İlgili Sorular
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