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A safe fuel system must ______.
A.prevent engine overheating
B.have proper air/gasoline fuel mixture ratio
C.be liquid- and vapor-tight
D.supply sufficient air to the intake manifold
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更多 “ A safe fuel system must ______.A.prevent engine overheatingB.have proper air/gasoline fuel mixture ratioC.be liquid- and vapor-tightD.supply sufficient air to the intake manifold ” 相关考题
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单选题If the engine of a survival craft does not start，check to see（）.A
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thoroughly utilize the air chargeD
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proper fuel meteringB
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burn excessive amounts of lube oilB
overheat without smokingC
operate with reduce power or stopD
run away without load
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