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1983年1月27日至29日,机械工业部机械科学研究院和苏州机械工业局在苏州市联合召开了树脂自硬砂强力再生机和树脂砂振动破碎机鉴定会。来自全国42个单位的75名代表参加了会议。所鉴定的树脂自硬砂强力再生机和树脂砂
From January 27 to January 29, 1983, the Mechanical Science Research Institute of the Ministry of Machinery Industry and Suzhou Machinery Industry Bureau jointly held the appraisal meeting of the resin self-hardening sand power regeneration machine and resin sand vibration crusher in Suzhou. Seventy-five representatives from 42 units nationwide attended the meeting. The identified resin self-hardening sand powerful regenerator and resin sand