timer sequence造句

例句与造句

1. The ramp would lift the shoe on the passing locomotive and start a timer sequence at the same time sounding a horn on the footplate.
2. The timer sequence switches the cam motor off, and the motor is started again by the signal from the thermostat when the required temperature is reached.
3. It's difficult to find timer sequence in a sentence. 用timer sequence造句挺难的