题目内容

The length of time that the ______ are open determines the amount of fuel that is sprayed into the engine.

A. sensors
B. filters
C. injectors
D. pipes

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An EFI system can be consider as having ______ subsytems.

A. one
B. two
C. three
D. four

The purpose of the ______ is to filter,meter,and measure intake air flow into the engine.

A. electronic control system
B. air induction system
C. fuel system
D. fuel supply system

The mixture is delivered to the ______ where it is burned.

A. water pump
B. fuel tank
C. engine
D. cylinder

The engine requires a ______ to supply it with a mixture of air and fuel.

A. fuel system
B. staring system
C. cooling system
D. lubricating system