17孔长笛 17Keys FluteSJFLA-438B调性Flat:CKey表面处理Finish:镀银silverplated 材质material:进口铜材 importbrass规格standard:曲列式,加E键,加助力键,纯银嘴托,嘴片,进口簧丝,垫子(17开孔)offsetofG,pointedkeyarms,solidsilverlipplate,USAstring,pad,(17openholes)木盒case 纸箱carton内装数量Inner:10毛重G.W:12.5KG净重N.W:10KG体积volume:43CM*24CM*35CM