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學習快評丨qibao666888　　銅??(tong)是??(shi)世??(shi)界?(jie)上??(shang)最??(zui)常??(chang)見??(jian)的??(de)金??(jin)屬??(shu)之??(zhi)一??(yi)??，主??(zhu)要??(yao)用??(yong)于??(yu)管??(guan)道?(dao)和??(he)電??(dian)纜??(lan)??。??彭?(peng)博??(bo)社??(she)稱??(cheng)??，美??(mei)政??(zheng)府??(fu)威?(wei)脅??(xie)對??(dui)銅?(tong)征??(zheng)收??(shou)高??(gao)額??(e)關(guān)??(guan)稅??(shui)??，可??(ke)能??(neng)會??(hui)擾??(rao)亂??(luan)全??(quan)球??(qiu)銅??(tong)市??(shi)場??(chang)??。　　彭?(peng)博?(bo)社??(she)稱??(cheng)?，雖??(sui)然??(ran)交??(jiao)易??(yi)商??(shang)和??(he)投??(tou)資??(zi)者??(zhe)期??(qi)望??(wang)從??(cong)銅??(tong)的??(de)轉(zhuǎn)??(zhuan)手??(shou)中??(zhong)獲??(huo)利??(li)?，但??(dan)如??(ru)果??(guo)25%的??(de)銅??(tong)關(guān)??(guan)稅??(shui)生??(sheng)效?(xiao)?，美??(mei)國?(guo)制??(zhi)造??(zao)商??(shang)將??(jiang)付??(fu)出??(chu)更??(geng)高??(gao)的??(de)成??(cheng)本??(ben)??。??。