单词	beep button
释义	beep button beep button A button on the collective control used to trim a helicopter turbine engine by increasing or decreasing the steady-state RPM.
随便看	rcll rcllg rclm rclmi rcln rclnd rclo rclp rclph rclr rcls rclt rclu rc-m rcm rcm1 rcma rcmac rcmar rcmas rcmat rcmb rcmbv rcmc rcmcc

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