Quartz Wool was made from high-purity quartz, extremely low in metallic oxide impurities.
试映羊毛采用高纯石英制成，非常适用于进样口衬管。
2
Superior lamp technology offering high brightness and longevity at extra cost. See also Quartz Halogen.
优良的灯技术提供高的亮度以及以额外的费用的长寿。也看见石英卤。
3
According to the analysis about the Shanghai Institute of Silicate facies showed purple Wong belongs kaolin - quartz - mica type, high iron content, the highest iron amounted to 8.83%.