质量差的电话线还会进一步降低传输速度，有些较陈旧的线路根本不能处理56k。
Poor telephone line quality can hamper transmission speed even further, and some older lines cannot handle 56K at all.
为了既能满足人们对图像质量的要求，又能降低传输时间，节省存储空间，于是提出了感兴趣区域编码技术。
To meet people's demand for image quality and reduce transmission time and save memory space, region of interest coding is advanced.
本发明的柔性布线板提供具有尽管立体地弯折也可实现降低阻抗失配并降低传输损失的布线构造的柔性布线板。
Provided is a flexible wiring board, which reduces an impedance mismatch even if three-dimensionally folded, so that it can realize a reduction in a transmission loss.
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