Controls intended to be adjusted during installation or in normal use shall be provided with an indication for the direction of adjustment.

在安装或正常使用期间，打算调节的控制器应有调节方向的标示。

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Precision dial controls make for effortless tuning and volume adjustment.

精密转盘控制可以毫不费力调整和音量调整。

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A control circuit controls the operation of the drive unit, the first intensity adjustment unit and the second intensity adjustment unit.

控制电路控制所述驱动单元、第一强度调节单元和第二强度调节单元的操作。

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Additional new touch-screen controls include on-screen sliders for adjusting brightness and Scene Effect Adjustment, which offers controls specific to the scene mode in use.

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We really appreciated all the manual controls on the RX1 -- from the aperture ring to the exposure compensation and shutter adjustment dials -- as they allowed for speedy adjustments on the fly and kept menu fatigue to a minimum.

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Substantially more complex than previous aircraft, the new plane required the pilot to attend to the four engines, a retractable landing gear, new wing flaps, electric trim tabs that needed adjustment to maintain control at different airspeeds, and constant-speed propellers whose pitch had to be regulated with hydraulic controls, among other features.

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