但使电路小型化遇到了一些问题。

But making electronic circuits tiny poses problems.

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散热性好，利用FPC可大大缩小装置的体积，使装置实现小型化、轻量化、薄型化。

Heat, good use of FPC can greatly reduce the size of devices to enable devices to achieve small, lightweight, thinner.

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近红外波长光信号利用光纤传输，替代了传统的复杂光路系统，使器件结构小型化。

Optical fiber can be used to transmit near-infrared optical signal instead of traditional complex system, then the structure would become miniaturization.

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