试映羊毛采用高纯石英制成，非常适用于进样口衬管。
Quartz Wool was made from high-purity quartz, extremely low in metallic oxide impurities.
在纯电动版的车型中，那些排放管只是用于排放电子设备产生的废热。
In the pure plug-in version, those valves are for waste heat from the electronics.
富勒烯被发现时也曾被誉为神奇物质，它及其被称为巴克管的由纯碳组成的圆柱形分子衍生物，至今被人们所推崇，但是它们都没有达到人们所预期的高度。
Both it and its descendants, so-called buckytubes, which are cylindrical molecules made of pure carbon, are still much admired, but they have not yet lived up to their promise.
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