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单选题
Air in the fuel lines of a diesel engine can cause （）
A
ignition failure
B
oxygen corrosion of the fuel lines
C
the pistons to seize
D
blue smoke
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单选题Air in the fuel lines to the fuel injection nozzles of a diesel engine will cause the engine to （）A
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单选题Air in the fuel lines to the fuel injection nozzles of a diesel will result in （）.A
lower compression pressuresB
overheating without smokingC
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