The multiplexer shown in Fig. 3-4B-5 is conceptually like a rotary switch that can be rotated to "address" any input channel under control of processor.

如图Fig。 3-4B-5所示的多路开关在概念上如同一个旋转开关，在处理器的控制下可以旋转寻址任意一个输入通道。

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The pointer position of the rotary vane meter is equipped with a pulse switch used for transmitting a pulse signal to the control system.

在所述的叶轮式水表的指针部位设一将脉冲信号传递给控制系统的脉冲开关。

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The electric toothbrush comprises a protecting cover, a rotary brush head, a rotating shaft, a power handle and a control switch.

它包括保护罩、旋转刷头、转轴、动力手柄和控制开关。

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Both, the housing and the potentiometer control as well as the rotary switch for selecting the source are made of anodised aluminium, while the front panel of the housing and the controls are milled from solid material.

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