A.Static electricity
B.An open running electric motor
C.Loose wiring
D.Explosion proof lights
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A.Stores such as line，rags，mattresses，linens，etc. must be treated to be fire retardant
B.Stores certified for use on uninspected vessels may be identified by the certification number used by Underwriter's Laboratories
C.A portable container of a flammable liquid used as fuel for portable auxiliary equipment must be stowed in a paint locker or at a designated open location
D.Acetylene may be in a ship's storeroom in quantities not exceeding 6000 cubic feet
A.Up to five gallons of a flammable liquid may be stowed in the engine room
B.All stores of line，rags，linens and other similar type stores must be certified by UL as being fire retardant
C.Cylinders containing compressed gasses must be constructed and tested in accordance with the Bureau of Standards
D.All distress flares when received must be stored in the portable magazine chest
最新試題
Electric generators can be protected against overload（）.
What is NOT a function of the steam drum of a marine water-tube boiler（）.
（） is true.
You are backing on twin engines with rudders amidships，when your port engine stalls.To continue backing on course，you should（）.
The Purchaser shall（），prior to the ship’s departure，the invoiced amount at the rate of exchange applicable on the day of payment.
Your fireman’s outfit includes a(n)（）.
Your vessel is listing 4° to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down by the head with one foot of freeboard at the bow. Which action should you take FIRST?（）
The three conditions which cause engine shutdown are overspeed，low lube oil pressure，and（）.
On a ship，each emergency generator must be tested at least once each（）.
Which statement is TRUE concerning gasoline vapors on board a vessel（）.