Fusible-link fire dampers are operated by().
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When two fire hose teams are attacking a fire they should().
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The function of damper windings in a synchronous motor is to ().
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Fusible-link fire dampers are operated by().
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Fire dampers prevent the fire spreading through the process of ().
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Dry chemical fire extinguishers are effective on which type(s) of fire?()
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Foam-type portable fire extinguishers are most useful in combating fires involving().
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Halon fire extinguishers are NOT effective when used on which types of fires?()
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Foam-type portable fire extinguishers are more usefull in combating fires involving().
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The fire of burning plastics is classified as () fire.
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Fire dampers prevent the spread of fire by().
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The fire of burning paper is classified as()fire.
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There is a fire aft aboard your vessel. To help fight the fire,you should().
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A viscous damper, as used on a marine diesel, is a sealed precision built device which dampens the torsional vibrations in the ().
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The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?()
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在曲轴前端装减震器(Damper)可以减少曲轴的扭转震动。
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The fire of fuel oil is classified as() fire.
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Automatic fire dampers in ventilation systems are operated by a().
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The fire of sodium is classified as() fire.
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An “ABC” dry chemical fire extinguisher would be LEAST effective against a fire in().
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An ABC dry chemical fire extinguisher would be least effective against a fire in().
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Fires rely on , , and , the three components of what fire crews refer to as “the fire triangle.”
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