| 单词 | vitreous silica |
| 释义 | vitreous silica (once / 622069 pages) n WORD FAMILY vitreous silica USAGE EXAMPLESVitreous silica is less hard than chalcedony, but harder than felspar. Shenstone, W. A., The Methods of Glass Blowing and of...(2010) The skeleton is formed by small crystals and long threads of vitreous silica, cemented together, during life, by protoplasm. Various, Scientific American, Volume 40, No....(2010) The density of vitreous silica is very near to that of ordinary amorphous silica. Shenstone, W. A., The Methods of Glass Blowing and of...(2010) n colorless glass made of almost pure silica Syn|Hyper crystal, lechatelierite, quartz, quartz glass natural glass magma of any composition that cooled very rapidly |
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