“圆柱齿轮精密锻造的模具和工艺”通过了山东省科委组织的鉴定机械工程系田福祥副教授承担的山东省科技计划项目“直齿圆柱齿轮精密锻造的模具和工艺研究”于１９９３年１０月２８日通过了山东省科委组织的鉴定．鉴定委员会听取了项目的有关报告，进行了资料审查、生产现... “Precision Forging Cylindrical Gear Mold and Process” adopted by the Shandong Provincial Science and Technology Commission identified the Department of Mechanical Engineering Tian Fuxiang associate professor commitment Shandong Province Science and Technology Project “spur gear precision forging of the mold and technology research” in October 1993 28 Japan passed the identification of Shandong Provincial Science and Technology Commission. Appraisal Committee heard the relevant reports of the project, conducted a data review, production is now ...