A.exerted by liquid cargo on the sides of a tank
B.exerted by liquid cargo on a cargo hose body
C.the lowest temperature and pressure that will cause a flammable liquid to give off vapors
D.a measurement of the amount of flammable vapors given off by a liquid at a certain temperature
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A.cofferdams
B.empty cargo spaces
C.gas tight bulkheads
D.areas equipped with power ventilation
A.cofferdams
B.empty cargo spaces
C.gas tight bulkheads
D.areas equipped with power ventilation
A.power ventilation
B.gooseneck vents and flame screens
C.at least two ducts extending to the weather deck
D.a vent header system
A.gooseneck vents and flame screens
B.pressure-vacuum relief valves
C.branch vent lines and a vent header
D.forced draft blowers
A.cofferdams
B.gastight bulkheads
C.passageways or living quarters
D.general cargo spaces
最新試題
Regulations require that pumprooms on tank vessels carrying grade C liquid cargo with machinery spaces below the freeboard deck be ventilated with（）.
Regulations require that tankers handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.
Upon arrival at the discharging port，the inert gas system is（）.
The deck water seal of the inert gas system（）.
Hoses used for cargo transfer operations must be tested and inspected at specified intervals by（）.
The purpose of the deck seal in an inert gas system is to prevent（）.
Sour crude oil（）.
The combined fan discharge rate in an inert gas system is related to the（）.
Regulations require that tank vessels handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.
The fresh air intake of the inert gas system（）.