汽车齿轮钢棒材内部夹杂分析
刘晓斌,安 杰,刘桂江,王 哲,李 涛
Analysis of internal inclusion in automobile gear steel bar
LIU Xiao-bin,AN Jie,LIU Gui-jiang,WANG Zhe, LI Tao
. 2018, (6): 46 -49 .  DOI: 10.13228/j.boyuan.issn1001-0777.20180018