【单选题】When fighting a fire with a portable dry chemical fire extinguisher,the stream should be directed().
A.
over the top of the flames
B.
off a bulkhead into the fire
D.
at the base of the fire
【单选题】When fighting a large fire on your vessel and attacking it from ABOVE the space on fire,it is important to ______.
A.
Rotate personnel,due to heat stress
B.
Station personnel on the hot deck immediately above the fire
C.
Stay low by crouching or kneeling on deck
【单选题】Ship fire-fighting organization includes _____.
A.
general alarm and fire control plans
B.
muster stations and duties of individual
【单选题】When fighting a fire in a space containing an IMO class 1 hazardous cargo, the most effective fire fighting procedure is to ___.
A.
use high-expansion foam
B.
activate the fixed CO2 firefighting system
C.
use water from fire hoses or a sprinkler system
D.
shut down the ventilation and exclude all air to smother the fire
【判断题】企业开展风险评估,应当准确识别与实现控制目标相关的内部风险和外部风险,确定相应的风险承受度。()
【判断题】《企业内部控制基本规范》规定,企业开展风险评估,当准确识别与实现控制目标相关的内部风险和外部风险,确定相应的风险承受度。
【单选题】. 教师职业倦怠的不良影响不包括 ( )。
【单选题】I require fire fighting assistance
A.
Fire fighting assistance is needed
B.
Breathing apparatus is needed
C.
Foam extinguishers are needed
D.
Medical assistance is needed
【单选题】A foam-type portable fire extinguisher is most useful in fighting a fire in ______.
【单选题】The basic training in fire prevention and fire fighting should include the theoretical elements which should cover _____.
A.
the three elements of fire and explosion
B.
lower and upper flammable limits
C.
classification of flies and applicable extinguishing agents