單項(xiàng)選擇題

An inert gas system is designed to reduce the possibility of tank explosions by（）.

A.eliminating sparks and fire in the vicinity of cargo tanks
B.removing all hydrocarbon gases from the cargo tanks
C.blanketing cargo tanks with inert foam
D.reducing the oxygen concentration below levels necessary for combustion

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單項(xiàng)選擇題

An uncontrolled flow of gas, oil, or other well fluids into the atmosphere is called a（）.

A.flow
B.breakout
C.kick
D.blowout

單項(xiàng)選擇題

An unstable upright equilibrium position on a vessel means that the mrtacenter is（）.

A.lower than the center of gravity
B.at the same height as the center of gravity
C.heigher than the baseline
D.on the longitudinal centerline

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An inert gas system is designed to reduce the possibility of tank explosions by（）.

你可能感興趣的試題

An uncontrolled flow of gas, oil, or other well fluids into the atmosphere is called a（）.

An unstable upright equilibrium position on a vessel means that the mrtacenter is（）.

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