A300

?8540.The operation of an aircraft combustion heater is usually controlled by a thermostat circuit which

发布于 2021-02-18 22:11:42

【单选题】
A ?alternately turns the fuel on and off, a process known as cycling.
B ?meters the amount of fuel continuously entering the heater and therefore regulates the heater's BTU output.
C ?regulates the voltage applied to the heater's ignition transformer.

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Topophilia 2023-02-18

天生傲骨，怎能服输。

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