ããä¸æ¯çº¯é¶ï¼ä½ä¸è¬è®¤ä¸º925é¶æ¯çº¯é¶ãèªä»tiffanyå
¬å¸å¼å925é¶ä»¥æ¥ï¼925é¶å°±è¢«å½é
å
¬è®¤ä¸ºçº¯é¶ã
ãã925é¶ä¸è¬æ¯æå«é¶é92.5%å·¦å³çé¶è´¨åï¼çº¯åº¦å¨92.5%å·¦å³å³è®¤å®ä¸ºçº¯é¶ã å 为纯度è¿é«çé¶æ软并ä¸å®¹æ被氧åï¼ 925é¶å å
¥äº7.5%çå
¶ä»éå±ï¼ä½¿å
¶å
·æçæ³ç硬度ï¼è½æ´å¥½çå¡å½¢ï¼é¶åµåç§å®ç³ï¼å¶ä½åºé åå¤æ ·çé¶å¶åã
温馨提示:答案为网友推荐,仅供参考