CD-R discs are widely used to store data in education, research, library and finance industries. The choice of disc becomes an important part of safe information storage.

目前在教育、科研及图书档案等领域中，CD - R碟片被广泛用于数据存储，使得碟片的选择成为信息安全存储的一个重要环节。

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VMC-L850 vertical machining center adopts FANUC OI system, with disc knife library, three-axis linkage. It can process a variety of complex surfaces processes.

VMC - L 850立式加工中心采用FANUC OI系统，圆盘式刀库，三轴联动，可加工复杂型面的各种工序，适用于各种零件批量加工。

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The disc was too fragile to play using a needle so the museum, along with researchers at the US Library of Congress and the Lawrence Berkeley National Laboratory, developed an alternative play-back system that used light and a 3D camera to turn its bumps and grooves into sounds.

BBC: Phone pioneer speaks for first time in 128 years