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¸ù¾ÝÎÄÏ×1£ºElasticity and Internal Friction of Polycrystalline Yttrium Oxide, Journal of the American Ceramic Society, Volume 48, Issue 5, pages 227¨C233, May 1965. Ñõ»¯îƵÄÑîÊÏÄ£Á¿Îª179.7 GPa ¸ù¾ÝÎÄÏ×2£ºElastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide: Room Temperature Measurements£¬Journal of the American Ceramic Society, Volume 52, Issue 8, pages 436¨C442, August 1969. Ñõ»¯îƵÄÑîÊÏÄ£Á¿Îª171.5 GPa£¬¼ôÇÐÄ£Á¿Îª66.5 GPa£¬ÌåÄ£Á¿Îª135.8 GPa£¬²´ËɱÈΪ0.298¡£ ½ð±Ò¸øÎÒ£¬¹þ¹þ£¡ |
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