Users should be in accordance with the actual output device to select the current size of the output current output module.

用户应根据实际输出设备的电流大小来选择输出模块的输出电流。

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The Model 90 low pressure and Model 91 high pressure Selector Relays are designed to select the lower or higher of two signal pressures to provide a continuous output pressure to a control device.

示范90低压91高压模型选择继电器的设计选择较低或两个信号的压力较高，以提供持续的输出压力的控制装置。

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Recording controls: You can select input device and set filter, make high quality output voice.

录音控制︰您能选择输入装置并且集合过滤器。

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Going a bit more in-depth, a new professional solution from Sony allows broadcasters to capture side-by-side 4K video at, say, a sporting event, then use a standard camera zoom device to select small portions of each feed for 720p or 1080i output.

ENGADGET: Sony Stitch merges footage from two 4K F65 cameras to create zoomable panoramic with HD output (video)