coiling of wire externally on a mandrel_专利英汉词典
coiling of wire externally on a mandrel
[专利英汉词典]
coiling of wire externally on a mandrel【作业；运输】
紧轴外层上的线圈
是什么意思，coiling of wire externally on a mandrel的解释，coiling of wire externally on a mandrel的翻译
