A、at the base of the flames
B、at the center of the flames
C、to the lee side of the flames
D、over the tops of the flames
更多“The discharge from a carbon dioxide fire extinguisher should be directed（）.”相关的问题
A、get the bow up B、discharge from the wings first C、discharge from the centerline tanks first D、discharge from amidships first
A、A.Water discharging from the water outlet of the lube oil purifier B、B.Fuel oil discharging from the water outlet of the lube oil purifier C、C.Lube oil discharging from the water outlet of the lube oil purifier D、D.A change in the lube oil viscosity
A、the discharge valve is open B、the control box glass is broken C、pressure from the control cylinders is detected D、the control cylinders have been completely discharged
A、Absorb erosion of high velocity discharge stream B、Seal pump shaft against entry of air C、Isolate the discharge side from the suction side D、Dampen the turbulent discharge flow
A、remove the discharge ring B、re-prime the purifier C、the centrifuge to its proper speed D、install an additional discharge ring
A、Contain the oil and remove as much of it as possible from the water B、Throw chemical agents on the water to disperse the oil C、Throw sand on the water to sink the oil D、Obtain your permit from the Corps of Engineers
A、spark from a plug in the pre-combustion chamber B、electrical discharge from the distributor C、heat of compression within the cylinder D、heat from the fuel injection nozzle
A、Oil is discharged from the impeller through the outlet B、Gravity causes the oil to flow toward the discharge C、The self-priming feature of the centrifugal pump enables it to draw its own suction as it starts D、The discharge capacity varies directly with the speed of the impeller
A、letter of service on company letterhead signed and sealed by the master B、Record of Entry in a Continuous Discharge Book for use in applying for a duplicate book C、Certificate of Discharge with the white copy forwarded to the Commandant D、Mutual Release (CG-2119)，and the articles should be annotated as to the loss
A、to cut down the amount of cooling water needed B、to prevent an excess amount of cooling water from being discharged to the bilges C、to supply hot water to the evaporator for more economical operation D、None of the above is tree
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