Branson's one-person submersible is made from carbon fiber, titanium, and has a quartz viewing dome.
布兰森的一人潜水器是由碳素纤维、钛制成,并有一个石英观望圆顶。
Normally, silicon carbide is produced by heating sand (which is made of quartz, or silicon dioxide) in an electric furnace with carbon made from oil or coal.
通常,硅碳化合物通常由加热的沙子(通常由石英构成,或称二氧化硅)和石油或煤炭中提取的碳放在电气炉内反应而得到。
Indoors light is furnished by carbon arc lamps incandescent bulbs and quartz bulbs. the basic indoor lights are spotlights and floodlights. spotlights throw a beam of concentrated intense light.
室内光源有碳弧光灯,白炽灯及石英灯等。室内的主光源是聚光灯和散光灯、泛光灯。聚光灯将光聚到一起。
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