ÍøÕ¾ÑÕÉ«£º

¶¨ÖÆ304±¡±Ú¾«ÃܹܽðÊô¿ÕÐĹܾ«ÃÜÇиÐâ¸Ö¹Ü 316L²»Ðâ¸Öëϸ¹ÜÈÈÃÅÉè¼ÆÁªÃË·þÎñÉÌ