更多"Petroleum cargo tanks should not be"的相关试题:
[单项选择]Regulations require that cargo tanks carrying grades D or E liquids on tank barges be vented with（）.
A. gooseneck vents and flame screens
B. pressure-vacuum relief valves
C. branch vent lines and a vent header
D. forced draft blowers
[单项选择]Crude oil washing of cargo tanks has the following advantages except for （）
A. reducing the erosion of the cargo tanks
B. increasing the total quantity of oil to carry
C. reducing the quantity of water contained in oil
D. reducing cargo discharged time
[单项选择]By regulation, cargo tanks must be inert before and during what operation?（）.
A. Stripping
B. Loading
C. Cleaning
D. Crude oil washing
[单项选择]To prevent the overflow of cargo tanks due to expansion, you should top off （）.
A. to the bottom of the expansion trunk
B. to within 1% to 3% of its capacity
C. to within 1% to 3% inches of its capacity
D. 1 to 3 inches from top of the vent pipe
[单项选择]By regulation，cargo tanks must be inert before and during what operation?（）.
A. Stripping
B. Loading
C. Cleaning
D. Crude oil washing
[单项选择]Sufficient cargo tanks shall be（）prior to each ballast voyage in order that，taking into account the tanker’s trading pattern and expected weather conditions，ballast water is put only into cargo tanks which have been crude oil washed.
A. Inerted
B. Crude oil washed
C. Gas freed
D. Battened down
[单项选择]Ballast water can only be（）in cargo tanks in exceptional cases where the particular character of the operation of an oil tanker renders it necessary to carry ballast water in excess of the quantity required，provided that such operation of the oil tanker falls under the category of exceptional cases as established by the Organization.
A. carried
B. contained
C. filled
D. stuffed
[单项选择]After fuel tanks have been topped off, which of the listed procedures should be followed next?（）
A. The pressure-vacuum relief valve should be reset
B. The tanks should be made seaworthy to prevent contamination
C. The tanks should be sounded to make sure the levels are not rising
D. The tanks should be marked with a bull stamp on the manifold filling valve
[单项选择]Cargo that gives off fumes that may contaminate other cargo is known as a(n)（）.
A. delicate cargo
B. dirty cargo
C. toxic cargo
D. odorous cargo
[单项选择]You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE? （）
A. Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleaned
B. The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank
C. The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue
D. Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
[单项选择]Which cargo would require a dangerous cargo manifest? （）
A. Cotton
B. Wheat
C. Sugar
D. Lumber
[单项选择]Strong smelling cargo should be stowed（）the cargo absorbing foreign smell.
A. together with
B. on top of
C. underneath
D. away from
[单项选择]A hygroscopic cargo is define as a cargo（）.
A. capable of absorbing moisture in the form of a gas
B. capable of giving off moisture in the form of a liquid
C. that is shipped in a liquid stste
D. that will ignite in contact with water
[单项选择]（）cargo means to check all cargo loaded into or discharged from a vessel.
A. Tallying
B. Examining
C. Weighing
D. Handling
