A.Seal off all tank and compartment ventilation
B.Remove all bulk materials from the P-tanks
C.Provide respiratory protection and monitoring
D.All of the above
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A.an above-deck datum such as the top of the ullage pipe
B.the tank ceiling aboard transversely framed vessels
C.the tank top
D.a thievage mark below the edge of the deck
A.the tank ceiling
B.the tank top bushing
C.the thievage mark
D.an above deck datum
A.the base of the expansion trunk
B.the base of the ullage port
C.a line scribed within the ullage port
D.an above-deck datum，usually the top of the ullage hole
A.hold a valid officer's license for inspected vessels
B.be a certificated tankerman
C.be 30 years old
D.have a letter from the company stating his qualification
A.refer to the vessel's Certificate of Inspection
B.examine the cargo tanks and fittings
C.ask the terminal supervisor or his representative
D.check the loading order
最新試題
Air gap is the vertical distance between the bottom of the hull and the（）.
What additional precautions should be taken when making temporary repairs to a ship that is operating when hydrogen sulfide is present?（）
The greatest strain，when lifting a load with the jumbo purchase，is on（）.
Cargo booms must be weight tested to recertify the Safe Working Load (SWL) every（）.
Sea water temporarily pumped into tanks to simulate the increased vertical loading of environmental forces is termed（）.
The pneumatic containers which store bulk dry mud additives and cement on a ship are called（）.
Access to a cargo pumproom on a tanker carrying grades A，B，C or D liquid cargoes shall be（）.
By regulation，cargo tank atmosphere must be inert before and during which operation?（）
When loading bulk liquid cargo，what is the FIRST action you should take if a cargo valve jammed open?（）
It’s（）to stow optional cargo in the lower hold．You’d better give it block stowage in the tweendecks，then it can be easily discharged either at Shanghai，or Dalian or Tianjin.