單詞
corundum
英 [k?'r?nd?m]
美[k?'r?nd?m]
基本信息
- n. 金剛砂，剛玉
中文詞源
corundum 剛石，金剛砂
來自南印度語。
英文詞源
- corundum (n.)
- "very hard mineral," 1728, from Anglo-Indian, from Tamil kurundam "ruby sapphire" (Sanskrit kuruvinda), which is of unknown origin.
雙語例句
- 1. Used for corundum bricks, mullite bricks, silicate bricks masonry in blast furnaces, hot air stoves.
- 用于高爐 、 熱風(fēng)爐砌筑剛玉磚、莫來石磚 、 硅線石磚 、 低蠕變高鋁磚.
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- 2. It is considered that the deposit is an anatectic migmatite corundum deposit.
- 研究認(rèn)為,本礦床應(yīng)屬深熔型混合巖化作用成因,即“混合巖型”剛玉礦床.
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- 3. Synthetic Corundum is one of our strong products.
- 合成剛玉是我們的一個強大的產(chǎn)品.
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- 4. Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutting, grinding heat and small.
- 硬度高于棕剛玉, 磨粒易破碎, 棱角鋒利, 切削性能好, 磨削熱量小等.
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- 5. Production technology of rebonded corundum brick made from sintered alumina and tabular alumina has been introduced.
- 介紹了以燒結(jié)剛玉和板狀剛玉為原料試制再結(jié)合剛玉磚的生產(chǎn)工藝.
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corundum相關(guān)單詞