Expansion tank should be used to remove () from cooling water.
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相似题目
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The amount of expansion space to be left in a fuel tank when fuel oil is being received, is determined by the ().
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Which of the actions listed should be taken FIRST to control an oil fire in a fuel oil tank?()
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The wooden plug inserted in the vent of a damaged tank should be removed if you are going to ().
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In setting the valves on a steam-smothering system on a tank vessel,the master control valve to cargo tanks should be().
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Approximately what percent of tank space should be left for expansion of oil due to possible temperature increase?()
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To receive oil residues from the purification of fuel and lubricating oils in the machinery spaces, what kind of tank(s) should be provided on board?()
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In setting the valves on a steam-smothering system on a tanker,the master control valve to cargo tanks should be().
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Gasoline tanks should be filled().
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Before being used the fuel service tank should be drained of ().
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Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an().
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When you are transferring fuel oil to the setting tanks, precautions to be observed should include ()
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If the overflow tank high-level alarm sounds while the fuel oil tanks are being topped off, the engineer should ().
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The amount of lubricating oil in the drain tank should be checked by ().
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A bonding cable should be connected for cargo operations aboards a tank vessel as soon as the().
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When preparing a ship for heavy weather,fuel oil day tanks should be().
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Your vessel is taking on bunkers from a shore side facility, if oil begins flowing from one tank vent, which of the following actions should be taken FIRST?()
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Petroleum cargo tanks should not be topped off at deck level when loading on a cold day because().
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The expansion tank for a diesel engine closed cooling system is designed to maintain a constant head on the system and ().
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How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free?().
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How should cargo tank hatches be protected when the ullage opening is open and the tank not gas free?().
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An alarm device inserted between the deaerating tank and the expansion tank can notify the on-watching crew that ()
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During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?()
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The main propulsion diesel engine jacket water temperature rises above normal, with the raw water sea suction and the expansion tank water level being normalWhich of the following problems is most likely the cause?()
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Standby or emergency diesel generator day tanks should always be kept full to reduce the possibility of__________.
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