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| 单词 | aluminum oxide |
| 释义 | > as lemmasaluminum oxide aluminum oxide n. = aluminium oxide n. at aluminium n. and adj. Compounds 3. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > aluminium > [noun] > compounds argil1530 alumine1788 alumina1790 aluminide1859 aluminium oxide1868 aluminum oxide1869 aluminium hydroxide1871 aluminum hydroxide1878 thermite1900 1869 A. J. Bernays Student's Chem. xxi. 243 Pure aluminum oxide is a snow-white, porous mass, infusible except in the oxy-hydrogen flame, and perfectly insoluble in water. 1948 R. M. Pearl Pop. Gemol. vii. 251 A colorless stone, called synthetic white sapphire, is made from pure aluminum oxide, free from the impurities that tend to darken it. 2002 In Style Feb. 152/1 A vacuumlike device containing micronized aluminum oxide crystals is swept over the face, sloughing dead skin cells off the surface. < as lemmas |
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