单词
corundum
英 [k?'r?nd?m]
美[k?'r?nd?m]
基本信息
- n. 金刚砂，刚玉
中文词源
corundum 刚石，金刚砂
来自南印度语。
英文词源
- corundum (n.)
- "very hard mineral," 1728, from Anglo-Indian, from Tamil kurundam "ruby sapphire" (Sanskrit kuruvinda), which is of unknown origin.
双语例句
- 1. 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.
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- 2. 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.
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- 3. Synthetic Corundum is one of our strong products.
- 合成刚玉是我们的一个强大的产品.
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- 4. 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.
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- 5. Production technology of rebonded corundum brick made from sintered alumina and tabular alumina has been introduced.
- 介绍了以烧结刚玉和板状刚玉为原料试制再结合刚玉砖的生产工艺.
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corundum相关单词