The most effective way to apply a foam stream if the fire is on deck or is a runing fire, is to direct the stream ______.A.onto the surface of the burning liquidB.ahead of the burning liquid and bounce it on the fireC.at the base of the burning liquid in a sweeping motionD.just above the surface of the burning liquid

The most effective way to apply a foam stream if the fire is on deck or is a runing fire, is to direct the stream ______.

A.onto the surface of the burning liquid

B.ahead of the burning liquid and bounce it on the fire

C.at the base of the burning liquid in a sweeping motion

D.just above the surface of the burning liquid


相关考题:

Kids are told not to play _____ fire. A. inB. atC. toD. with

Fire()at the midnight. A、broke downB、broke outC、broke offD、broke to

____________ fire, sound the alarm and leave the building immediately. A.In need ofB.In case ofC.In spite ofD.In charge of

In a()boiler the hot gases from the furnace pass gases from the furnace pass water is on the outside. A.water-tubeB.fire-tubeC.exhaust gasD.composite

A()isaboilerwherethewater/steamsidegetsheatinputbothfromthemainenginesexhaustgasandfromanoilfiredburnersupplementingtheheatinputtoproducetherequiredsteam。 A、fire-tubeboilerB、auxiliaryboilerC、water-tubeboilerD、compositeboiler

下面是防火墙接口的配置命令:fire(config) ip address outside 202.134.135.98 255.255.255.252fire(config) ip address inside 192.168.46.1 255.255.255.0fire(config) ip address dmz 10.0.0.1 255.255.255.0根据以上配置,写出上图中防火墙各个端口的IP地址:e0:(2)e1:(3)e2:(4)

In a ______boiler the hot gases from the furnace pass through the tubes while the water is on the outside.A.water-tubeB.fire-tubeC.exhaust gasD.Composite

A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the ______.A.Fire hose might be damaged by cargo operationsB.Vessel is in portC.Fire-main system is not chargedD.Fire pumps are used for purposes other than supplying water to the fire main

All portable fire extinguishers must be capable of being ______.A.carried by hand to a fireB.carried or rolled to a fireC.recharged in the fieldD.used on class “B” fire

FIRE指金融、保险和流动资产。