受河北省科委和教委的委托,由我院机械二系热处理教研室为主研单位的“固体S-N共渗”课题全部完成预定任务,于一九八七年十月二十五日在我院通过技术鉴定。科研处王桂珍同志主持了会议,机械二系主任王健安教授参加了会议。我院副院长谭以津教授参加了会议并接见了与会代表。参加鉴定会的有天津大学、天津职业大学、天大机电分校、山东工业大学、天津钟表厂、天津纺织三配件厂、天津机床附件厂、天津向阳拔丝厂等8个单位的专家、教 Commissioned by the Hebei Provincial Science Commission and the Board of Education, the Department of Mechanical Engineering II Department of heat treatment mainly based unit “solid SN osmosis” subject to complete the scheduled task, in October 25, 1987 in our hospital Through technical appraisal Comrade Wang Guizhen, Director of Scientific Research Office, chaired the meeting and Professor Wang Jianan, director of the Second Department of Machinery, attended the meeting. Professor Tan Yijin, vice president of our hospital, attended the meeting and met with the delegates. Participate in the appraisal will have Tianjin University, Tianjin University, Tianda mechanical and electrical branch, Shandong University, Tianjin Watch Factory, Tianjin Textile Parts Factory three, Tianjin Machine Tool Accessories Factory, Tianjin Xiangyang Roberts factory eight units of experts, teaching