... exposed building 暴露建筑物 exposed burning area 暴露燃烧面积 exposed electric wire 外露电线 ...
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exposed electric wire detail 外露电线
·2,447,543篇论文数据，部分数据来源于NoteExpress
The work is done by placing the craft in fluid of gold, charged with electric current, the exposed parts of the copper wire and the metal fringes on the product will be smoothly and evenly gilded.
将产品挂入金液槽中通上电进行镀金，使铜部及细丝采用传统的鎏金工艺镀金；
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