一九五四年上半年,各厂翻砂车间的主要改革工作是推行阶段分工制,提高了产量,并初步打下专业分工的基础。一九五四年八、九月间,第一机械工业部和山东省工业厂、山东省五金工会等单位先后召开了大炉型砂会议,作为降低废品率的主要措 In the first half of 1954, the major reform work in the foundry’s pulping plant was the implementation of the stage-based system of division of labor to raise the output and lay the foundation for a special division of labor. In August and September 1954, the first Ministry of Machinery Industry, Shandong Industrial Factory, Shandong Province Hardware Union and other units held a large-scale furnace sand conference as the main measure to reduce the rejection rate