单项选择题
A. fire control plan B. fire control C. fire plan D. fire-fighting plan
Send a fire （）(火势探测员) to see the situation .A.detectB.d...
单项选择题Send a fire （）(火势探测员) to see the situation .
A.detect B.detector C.watch D.inspector
Close the port side （）(通风口) .A.ventilatorsB. designated...
单项选择题Close the port side （）(通风口) .
A.ventilators B. designated station C. fire outfit
The emergency alarm is sounded on （）(汽笛) according to m...
单项选择题The emergency alarm is sounded on （）(汽笛) according to master’s order.
A.VHF B.whistle C.broadcast D.sextant
