air saw是什么意思

用法例句

Study on burr suppression of cold saw blade;

抑制冷锯锯片毛刺的研究

This paper analyses the reasons of crack on the cold saw blade from Laigang Heavy H-Beam production line.

介绍了莱钢大型H型钢生产线冷锯锯片产生裂纹原因的研究与分析。