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熔融石英 róngróng shíyīng
gen. vitresosil
met. fused silica (【技】高纯硅石经高温熔融后形成的透明或半通明体。由于其热膨胀系数极低,温度变化过程中体积稳定性好,是制作抗热震性优良的熔融石英质耐火制品的主要原料。)
oil fused quartz
tech. fused silica; melting quartz; vitreous silica
熔 融石英: 11 phrases in 4 subjects
Chemistry1
Earth sciences1
Metallurgy6
Technology3