Report copyright - 1.需給動向 - JOGMEC金属資源情報mric.jogmec.go.jp/public/report/2014-06/4.20140601_Sn.pdf1.需給動向 1-1.世界の需給動向 錫は、低い融点(約232 )特性から電気・電子部品産業においてSn-Pb共晶はんだ(Sn:63%、融
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