阿摩線上測驗
9. What operation is necessary to adjust the fuel injection timing as based on the data recorded during a load run?
(A) Stop the engine
(B) Full speed
(C) Open cylinder head
(D) Turing gear on
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統計： A(672), B(262), C(152), D(144), E(0) #3077146
統計： A(672), B(262), C(152), D(144), E(0) #3077146
