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互I 提高压铸模具寿命的途径I上海交通大学分校D 王益志ZI压铸铝合金铸件硬质点的形成和分析I四川华云工农区兴光机械厂I 詹宏元3 螺旋余料扭断式中心浇口在卧式压铸机上的应用 旧川重庆青山机械厂.张炳林0 差压铸造微机拄制系统热态浇注试验一三九厂、哈尔滨工业大学1 曹文君
I each way to improve the life of die-casting mold I Shanghai Jiaotong University Branch D Wang Yizhi ZI die-casting aluminum alloy casting hard point formation and analysis I Sichuan Huayun Hing Kwong Machinery Factory I Zhan Hongyuan 3 spiral residual material twist off the center gate Horizontal die-casting machine application Old Sichuan Chongqing Qingshan Machinery Factory. Zhang Binglin 0 differential pressure casting microcomputer control system hot pouring test 139 plants, Harbin Institute of Technology 1 Cao Wenjun