单选题The primary function of a fuel delivery check valve assembly is to（）Adeliver proper fuel quantity to the injection nozzleBprovide rapid fuel injection cutoffCcontrol fuel quantity entering the pump bodyDcontrol fuel pressure delivered to the combustion chamber
单选题
The primary function of a fuel delivery check valve assembly is to（）
A
deliver proper fuel quantity to the injection nozzle
B
provide rapid fuel injection cutoff
C
control fuel quantity entering the pump body
D
control fuel pressure delivered to the combustion chamber
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