UVC扩展单元传输只有一个字节的数据？

UVC Extension Unit transfers only one byte of data?

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在较小的机器上，添加磁盘和控制器可能是一个难题，还可能需要购置一个扩展单元。

On smaller machines, adding disks and controllers may be a challenge and may also require the purchase of an expansion unit.

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注意：由于塑料的弹性，稍长一点的扩展单元更容易受到液体样品的影响而弯曲。

NOTE: Because of flexibility of the plastic, longer units are subject to more bending when filled with liquid.

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