corundum的例句（corundum在句子中的用法）

• The exoplanet's atmosphere condenses out minerals such as enstatite, corundum, spinel, and wollastonite. 这颗系外行星的大气冷凝后产生矿物,如:顽火辉石 、 刚玉 、 尖晶石和硅灰石.
• Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutting, grinding heat and small. 硬度高于棕刚玉, 磨粒易破碎, 棱角锋利, 切削性能好, 磨削热量小等.
• It is considered that the deposit is an anatectic migmatite corundum deposit. 研究认为,本矿床应属深熔型混合岩化作用成因,即“混合岩型”刚玉矿床.
• Used for corundum bricks, mullite bricks, silicate bricks masonry in blast furnaces, hot air stoves. 用于高炉 、 热风炉砌筑刚玉砖、莫来石砖 、 硅线石砖 、 低蠕变高铝砖.