A fire pump may be used for other purposes if().
相似题目
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On a ship,a fire pump may be used for other purposes if().
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On a bulk chemical carrier,water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with the chemical called().
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A fire main system must have enough fire hydrants so that each accessible space may be sprayed with().
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The outlet at a fire hydrant may be positioned anywhere from horizontal to pointing().
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A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in().
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The reciprocating pump can’t draw water from a tank may be caused by ().
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Fire fighting equipment requirements for a particular vessel may be found on the().
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A towing vessel’s fire detection system may be certified to comply with the Coast Guard’s towing vessel fire protection regulations by().
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The fire pumps must be capable of delivering a total quantity of water at a defined head, not less than () of the total bilge pumping capacity.
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Multiple fire pumps may be used for other purposes provided that one pump is().
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A distorted furnace in a fire-tube auxiliary boiler may be the result of ()
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A foam-type portable fire extinguisher would be most useful in combating a fire in().
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A firebox explosion in an automatically fired auxiliary boiler may be the result of ()
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When fire pumps are used for other than firefighting service,each pipe connecting the other service (except for branch lines used for deck washing) must have a().
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A galley grease fire on the stove may be extinguished using().
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A water pump can not supply water after startingIt may be caused by ().
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If a hydraulic pump is overheating, the cause may be ().
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A fire may be spread by which of the following means?()
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If the pump for a hydraulic anchor windlass is overheating, the cause may be ().
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The discharge side of every fire pump must be equipped with a().
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Which portable fire extinguisher should be used on a class C fire on board a vessel?()
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If there has been a fire in a closed unventilated compartment it may be unsafe to enter because of ().