Study on High Precision and High Efficiency Preparation Processes of Frozen Sand Molds#br#
YANG Haoqin, SHAN Zhongde, LIU Feng, WANG Yifei,
China Mechanical Engineering . 2021, (10): 1254 -1259 .  DOI: 10.3969/j.issn.1004-132X.2021.10.015