The system adopts 80C31 MCU as the main controller, hybrid Rare-Earth permanent magnet stepper motor as the execution component, bio-passage rotary transformer as antenna position sensor.

该系统基于80C31单片机为主控制器，采用了混合式稀土永磁步进电机为执行部件，并以双通道旋转变压器为天线位置传感器。

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Automatic electric systems use rotary vane electric vacuum pumps to create vacuum and an electric controller to maintain the correct vacuum level.

自动电动系统采用产生真空的旋转叶片电动真空泵和电动控制器，以保持准确的真空等级。

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The ironing unit (7) is assembled in the middle of the wardrobe body (1), and the rotation of a rotary shaft (8) and the motion of ironing clothes are controlled by the intelligent controller (4).

熨烫器(7)安装在柜体(1)中部，绕转轴(8)翻动的动作和熨烫衣裤的动作由智能控制器(4)控制。

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Based on my experience with the RX 350 F Sport, I declare the rotary controller obsolete.

WSJ: 2013 Lexus RX 350 F Sport Review: Dashed on the Rocks of the Lexus Dash | Rumble Seat by Dan Neil

Four buttons with infrared sensors on the rotary controller allow switching between different menus, such as audio, apps, communications and navigation.

ENGADGET: Garmin multi-sensor controller concept replaces touchscreen interface with in-console dial rig

The infrared sensors of the rotary controller automatically detect an approaching hand and the system reacts by displaying menu options even before it is touched.

ENGADGET: Garmin multi-sensor controller concept replaces touchscreen interface with in-console dial rig