单词macro etch
un.: 宏观浸蚀;低倍腐蚀网络: 宏观腐蚀
低倍腐蚀
宏观浸蚀
Test Method for Macroetch Testing of Consumable Electrode Remelted Steel Bars and Billets
自耗电极再溶化钢棒与钢坯的宏观腐蚀试验方法
Macroetch Testing of Tool Steel Bars
工具钢棒的宏观刻蚀试验