nonleaded
美
英 
英汉解释
例句
Research Situation and Development Prospect of Free-Cutting Nonleaded Brass
环保易切削黄铜的研究现状及发展前景
Research on Corrosion- Resisting Property of Free Cutting Nonleaded Brass
环保易切削黄铜耐腐蚀性能研究
Study of Nonleaded Easy-cutting Brass
无铅易切削黄铜的研究
Research situation and outlook of free-cutting nonleaded brass
无铅易切削黄铜的研究现状及其展望