一　专业分工的优点 (Ⅰ)提高生产效率 (1)专业分工以後加撞砂修型和扣箱等工作,各作各的,熟练程度容易提高,由於熟练程度的提高,便容易找到窍门,即所谓熟能生巧。 (2)闲置工时的节省,主要的在准备工具上,准备工具的范围少了或永远可以不换工具,如撞砂工专用砂撞子和锹修型工专 The advantages of a professional division of labor (Ⅰ) to improve production efficiency (1) after the division of professional sand and sand deduction repair and other work, each for each, easy to improve the proficiency, due to the improvement of proficiency, it is easy to find tips, namely The so-called practice makes perfect. (2) The saving of working hours, mainly in the preparation of tools, the range of tools to prepare less or can never change tools, such as sand blasting sand blasting child and spade repair engineering