建筑中的硅粉
硅粉背后的科学 硅粉, 也称为微硅粉, 是在电弧炉中生产硅金属或铁硅合金的副产品.
The particles of silica fume are extremely small. 一般, the particles are about 0.1 千分尺 (100 纳米) in diameter. To put this into perspective,
硅粉是硅铁冶炼的副产品, and is used in high-strength concrete, 耐火浇注料, ETC. 还, 作为矿物混合物, silica fume is