各有关单位、学会会员及科技人员: 我委员会拟于1992年二委度在深圳召开全国第三次树脂砂专题学术研讨会,旨在进一步促进树脂砂新技术的推广和提高。望贵单位大力支持科技人员踊跃撰文。征文主要内容: 1、树脂砂有关设备的设计、研制及应用; 2、树脂砂主要原辅材料的研制与应用; The relevant units, members of the Institute and scientific and technological personnel: I Commission in 1992 second commissioned in Shenzhen held the third national seminar resin sand, designed to further promote the promotion and improvement of new resin sand technology. Hope your organization strongly support scientific and technical personnel enthusiastically author. The main content of the essay: 1, resin sand related equipment design, development and application; 2, resin sand main raw materials and auxiliary research and application;