Dear Dr . . . .,It is my great pleasure to invite you to the 12th Annual Meeting of Hebei Association of Ophthalmologists to be held on Jan . 27‐29,2002 at Crystal Palace Hotel in Chengde .. . .亲爱的× × ×博士:我十分荣幸地邀请您来承德参加将于2002年1月27日至29日在水晶宫饭店举行的河北眼科学会第12届年 ......