单项选择题
The （） in the injector will lift at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
A.needle valve
B.nozzles
C.piston
D.spring
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相关考题
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单项选择题
The （） or balance tank collects the re-circulated fuel oil.
A.overflowing
B.sump
C.bilge
D.buffer -
单项选择题
The （） or balance tank collects the re-circulated fuel oil.
A.buffer
B.sump
C.bilge
D.overflowing -
单项选择题
The （） chamber is enclosed between the cylinder head and piston.
A.lubrication
B.injection
C.cooling
D.combustion
