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An indication that the optimum idle mixture has been obtained occurs when the mixture control is moved to IDLE CUTOFF and manifold pressure

发布于 2021-02-16 21:56:08

【单选题】
A decreases momentarily and RPM drops slightly before the engine ceases to fire.
B increases momentarily and RPM drops slightly before the engine ceases to fire.
C decreases and RPM increases momentarily before the engine ceases to fire.

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喵星人fight！ 2023-02-16

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