英德
有道
百度
谷歌
图片
维基
百科
纯铜
pure copper
- 建议你到剑胆琴心网,那边是纯铜的.这里钢铁为主.
I advise you go to Jian Gallbladder and Piano Heart.There is pure copper,and here is steel. - 开始采用与特纯铜相同的处理方式，可以让PSC+铜有更为集中与流畅的声音表现。
Beginning the same process with ultra pure copper makes possible PSC+ copper's even more focused and free-flowing sound. - 锻造铜管件采用商业级纯铜轧铜厂符合美国材料实验协会ASTM规格B75合金C12200标准的产品。
Wrot Copper Fittings are made from commercially pure copper mill products per ASTM Specifications B75 Alloy C12200.
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中国词汇量第二的英语词典
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