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短语
silicon ['sɪlɪkən] 名词
医疗的 πυρίτιο
silicon A brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its compounds are widely used in glass manufacture, the building industry, and in the form of silicones 名词
环境 πυρίτιο
silicon: 194 短语, 14 学科
一般9
信息技术25
冶金14
化学35
医疗的2
地球科学11
环境5
电子产品80
能源行业3
自然科学4
行业2
运输1
通讯1
食品工业2