介绍了覆铜箔板纸的用途，覆铜箔板的制造过程和应用。
The manufacturing process and application of the printed circuit board paper are briefly introduced in this paper.
在北美，PVC的主要用途按重要性排列为管道、建筑材料、消费产品、包装纸和电器产品(比如电线和电缆绝缘)。
The principal USES of PVC in North America, in order of importance, are pipes, construction materials, consumer goods, packaging, and electrical products (such as wire and cable insulation).
我相当给出了它的用途一个好例子在我的纸里在无线电望远镜从我原始的站点。
I gave quite a good example of its use in my paper on radio telescopes from my original site.
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