| 单词 | alundum |
| 例句 | Since alundum is porous and not attacked by acids it is used for filtering hot and corrosive liquids that would eat up filter-paper. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries Porous crucibles of a material known as alundum may also be employed to advantage in special cases. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes When the fused bauxite is worked up with a bonding material into crucibles or muffles and baked in a kiln it forms the alundum refractory ware. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries |
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