砂(sha)頁(ye)(ye)巖型(xing)(xing)(xing)(xing):砂(sha)頁(ye)(ye)巖型(xing)(xing)(xing)(xing)銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)是泛(fan)指不同時代(dai)沉(chen)積巖中的(de)(de)層(ceng)控銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang),礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)產(chan)在一(yi)(yi)(yi)套沉(chen)積巖或沉(chen)積變質巖中,它是世界(jie)上(shang)(shang)(shang)(shang)銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)主要(yao)工業(ye)類(lei)型(xing)(xing)(xing)(xing)之(zhi)一(yi)(yi)(yi),占世界(jie)銅(tong)(tong)(tong)(tong)(tong)(tong)儲量(liang)30%左右,礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)以其(qi)規模大(da),品位高(gao),伴生組分豐富為特點,因而其(qi)經濟價值(zhi)巨大(da)。分布：該類(lei)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)在世界(jie)上(shang)(shang)(shang)(shang)分布很廣,除上(shang)(shang)(shang)(shang)述銅(tong)(tong)(tong)(tong)(tong)(tong)帶(dai)外,還有(you)(you)(you)原蘇聯烏多坎,杰茲(zi)卡(ka)茲(zi)甘銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang),美國(guo)懷(huai)特潘,美國(guo)蒙(meng)大(da)拿州(zhou)西(xi)(xi)部一(yi)(yi)(yi)直延伸到(dao)加拿大(da)西(xi)(xi)南部的(de)(de)貝(bei)爾特銅(tong)(tong)(tong)(tong)(tong)(tong)帶(dai),以及(ji)玻利維(wei)亞的(de)(de)科(ke)多銅(tong)(tong)(tong)(tong)(tong)(tong)帶(dai)等,近年在阿富汗發(fa)現(xian)(xian)的(de)(de)巨大(da)艾納克銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)和在巴西(xi)(xi)發(fa)現(xian)(xian)的(de)(de)薩洛(luo)博銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)均屬于此型(xing)(xing)(xing)(xing)。黃鐵礦(kuang)(kuang)(kuang)型(xing)(xing)(xing)(xing)銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)：黃鐵礦(kuang)(kuang)(kuang)型(xing)(xing)(xing)(xing)銅(tong)(tong)(tong)(tong)(tong)(tong)礦(kuang)(kuang)(kuang)是指與海底火山作用有(you)(you)(you)一(yi)(yi)(yi)定(ding)(ding)聯系的(de)(de)含大(da)量(liang)黃鐵礦(kuang)(kuang)(kuang)和一(yi)(yi)(yi)定(ding)(ding)數量(liang)銅(tong)(tong)(tong)(tong)(tong)(tong)、鉛、鋅的(de)(de)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang),西(xi)(xi)方多稱該類(lei)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)為"塊(kuai)狀硫化(hua)物礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)"目前(qian)世界(jie)上(shang)(shang)(shang)(shang)至少(shao)發(fa)現(xian)(xian)了420個(ge)這種類(lei)型(xing)(xing)(xing)(xing)的(de)(de)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)、加拿大(da)、美國(guo)、原蘇聯、西(xi)(xi)班牙(ya)、葡萄牙(ya)、塞浦路(lu)斯、南非和日本(ben)等都是該類(lei)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)的(de)(de)重(zhong)要(yao)產(chan)地(di)。塊(kuai)狀硫化(hua)物礦(kuang)(kuang)(kuang)：這種現(xian)(xian)代(dai)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)是1978年在北緯21度附(fu)近的(de)(de)東太平洋脊(ji)上(shang)(shang)(shang)(shang)發(fa)現(xian)(xian)的(de)(de),雖然(ran)銅(tong)(tong)(tong)(tong)(tong)(tong)鋅品位很高(gao)(銅(tong)(tong)(tong)(tong)(tong)(tong)6%,鋅29%),但脊(ji)上(shang)(shang)(shang)(shang)發(fa)現(xian)(xian)了一(yi)(yi)(yi)個(ge)長970米,寬(kuan)200米,高(gao)35米,擁有(you)(you)(you)2500萬噸礦(kuang)(kuang)(kuang)量(liang)的(de)(de)多金(jin)(jin)屬塊(kuai)狀硫化(hua)物礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang),次達到(dao)了具工業(ye)礦(kuang)(kuang)(kuang)床(chuang)(chuang)(chuang)(chuang)的(de)(de)要(yao)求,其(qi)礦(kuang)(kuang)(kuang)石含銅(tong)(tong)(tong)(tong)(tong)(tong)比較(jiao)高(gao)為11%,含鋅0.8%,還含少(shao)量(liang)的(de)(de)銀(yin)(PPM),鉬(mu)(0.03%)和錫(xi)(0.03%)。銅(tong)(tong)(tong)(tong)(tong)(tong)定(ding)(ding)制(zhi)服務，就選(xuan)樂清市碩振銅(tong)(tong)(tong)(tong)(tong)(tong)業(ye)有(you)(you)(you)限(xian)公司，用戶的(de)(de)信賴(lai)之(zhi)選(xuan)，有(you)(you)(you)想(xiang)法可以來我司咨(zi)詢！重(zhong)金(jin)(jin)屬銅(tong)(tong)(tong)(tong)(tong)(tong)排

H62黃(huang)銅(tong)(tong)(tong)，是一種(zhong)表示平(ping)(ping)均(jun)含(han)(han)(han)銅(tong)(tong)(tong)量(liang)為(wei)62%的(de)(de)(de)(de)(de)普(pu)通(tong)(tong)(tong)黃(huang)銅(tong)(tong)(tong)。表示平(ping)(ping)均(jun)含(han)(han)(han)銅(tong)(tong)(tong)量(liang)為(wei)62%的(de)(de)(de)(de)(de)普(pu)通(tong)(tong)(tong)黃(huang)銅(tong)(tong)(tong)帶，其中，H—漢字“黃(huang)”的(de)(de)(de)(de)(de)拼音字母的(de)(de)(de)(de)(de)個字母，62—銅(tong)(tong)(tong)元(yuan)素(su)的(de)(de)(de)(de)(de)平(ping)(ping)均(jun)含(han)(han)(han)量(liang)；在普(pu)通(tong)(tong)(tong)黃(huang)銅(tong)(tong)(tong)的(de)(de)(de)(de)(de)基(ji)礎(chu)上加入其它(ta)元(yuan)素(su)的(de)(de)(de)(de)(de)銅(tong)(tong)(tong)合金(jin)稱特殊黃(huang)銅(tong)(tong)(tong)，仍以"H"表示，后面會跟其它(ta)添加元(yuan)素(su)的(de)(de)(de)(de)(de)化學符(fu)號(hao)和平(ping)(ping)均(jun)成份，如H62為(wei)含(han)(han)(han)銅(tong)(tong)(tong)量(liang)為(wei)60.5%～63.5%，余量(liang)為(wei)鋅含(han)(han)(han)量(liang);而(er)HAl59-3-2則表示其銅(tong)(tong)(tong)含(han)(han)(han)量(liang)57%～60%，鋁含(han)(han)(han)量(liang)為(wei)2.5%～3.5%，鎳(nie)含(han)(han)(han)量(liang)為(wei)2%～3%，其余為(wei)鋅含(han)(han)(han)量(liang)。黃(huang)銅(tong)(tong)(tong)分為(wei)普(pu)通(tong)(tong)(tong)黃(huang)銅(tong)(tong)(tong)，特殊黃(huang)銅(tong)(tong)(tong)及鑄(zhu)造黃(huang)銅(tong)(tong)(tong)三種(zhong)，鑄(zhu)造黃(huang)銅(tong)(tong)(tong)以ZCu開頭后面跟其它(ta)元(yuan)素(su)的(de)(de)(de)(de)(de)符(fu)號(hao)及其平(ping)(ping)均(jun)含(han)(han)(han)量(liang)。貴州金(jin)屬銅(tong)(tong)(tong)板樂清(qing)市碩(shuo)振銅(tong)(tong)(tong)業有(you)限(xian)公司為(wei)您提供銅(tong)(tong)(tong)定(ding)制服務，有(you)想法可以來我司咨詢(xun)！

鋁(lv)(lv)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)線，錫(xi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)線，硅青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)線，鈹(pi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)線，黃銅(tong)(tong)(tong)線，白(bai)銅(tong)(tong)(tong)線，紫(zi)銅(tong)(tong)(tong)線，紅銅(tong)(tong)(tong)線，鎢銅(tong)(tong)(tong)線，無氧(yang)銅(tong)(tong)(tong)線，各規(gui)格(ge)銅(tong)(tong)(tong)線。常用牌號：H62、H65、H68、H70、H80、H90、C2600、C2680、C2700、C5210、C5191、C51000、QBe2.0、C1100、T2等。規(gui)格(ge)：線徑：0.01-15.0mm銅(tong)(tong)(tong)排(pai)(pai)(pai)銅(tong)(tong)(tong)排(pai)(pai)(pai)是(shi)一(yi)種大(da)(da)電(dian)(dian)(dian)流導電(dian)(dian)(dian)產品，適用于高(gao)低壓電(dian)(dian)(dian)器(qi)、開關觸(chu)頭、配(pei)電(dian)(dian)(dian)設(she)備、母線槽等電(dian)(dian)(dian)器(qi)工(gong)程(cheng)，也用于金屬冶(ye)煉、電(dian)(dian)(dian)化電(dian)(dian)(dian)鍍、化工(gong)燒堿等超大(da)(da)電(dian)(dian)(dian)流電(dian)(dian)(dian)解冶(ye)煉工(gong)程(cheng)。我們供應的(de)電(dian)(dian)(dian)工(gong)銅(tong)(tong)(tong)排(pai)(pai)(pai)具(ju)有(you)電(dian)(dian)(dian)阻率低、可折彎(wan)度(du)大(da)(da)等優點。鋁(lv)(lv)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)，錫(xi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)，硅青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)，鈹(pi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)，鎢銅(tong)(tong)(tong)，白(bai)銅(tong)(tong)(tong)，黃銅(tong)(tong)(tong)，紫(zi)銅(tong)(tong)(tong)，紅銅(tong)(tong)(tong)，無氧(yang)銅(tong)(tong)(tong)。鋁(lv)(lv)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)排(pai)(pai)(pai)，錫(xi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)排(pai)(pai)(pai)，硅青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)排(pai)(pai)(pai)，鈹(pi)青(qing)(qing)(qing)(qing)銅(tong)(tong)(tong)排(pai)(pai)(pai)，黃銅(tong)(tong)(tong)排(pai)(pai)(pai)，白(bai)銅(tong)(tong)(tong)排(pai)(pai)(pai)，紫(zi)銅(tong)(tong)(tong)排(pai)(pai)(pai)，紅銅(tong)(tong)(tong)排(pai)(pai)(pai)，鎢銅(tong)(tong)(tong)排(pai)(pai)(pai)，無氧(yang)銅(tong)(tong)(tong)排(pai)(pai)(pai)，各規(gui)格(ge)銅(tong)(tong)(tong)排(pai)(pai)(pai)。常用牌號：H59、H62、H65、C2700、C2680、C2600、H68、H70、C5210、C5191、C51000、QBe2.0等。規(gui)格(ge)：厚(hou)度(du)：1-100mm，寬(kuan)度(du)：10-400mm。

錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)：是(shi)由(you)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)為(wei)主加元素的(de)(de)銅(tong)(tong)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)合金，也稱為(wei)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)。當(dang)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量小(xiao)于(yu)(yu)(yu)5~6%，錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)溶于(yu)(yu)(yu)銅(tong)(tong)中形(xing)(xing)成(cheng)a固溶體(ti)，塑(su)性(xing)(xing)(xing)上升(sheng)，當(dang)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量大(da)(da)于(yu)(yu)(yu)5~6%時，由(you)于(yu)(yu)(yu)出(chu)現了(le)Cu31sb8為(wei)基的(de)(de)固溶體(ti)，抗拉(la)強度(du)下(xia)降，所(suo)以秤的(de)(de)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量大(da)(da)多在(zai)3~14%之間，當(dang)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量小(xiao)于(yu)(yu)(yu)5%，適(shi)用(yong)(yong)于(yu)(yu)(yu)冷變形(xing)(xing)加工，當(dang)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量為(wei)5~7%時的(de)(de)適(shi)用(yong)(yong)于(yu)(yu)(yu)熱變形(xing)(xing)加工。當(dang)含(han)(han)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)量大(da)(da)于(yu)(yu)(yu)10%時，適(shi)用(yong)(yong)于(yu)(yu)(yu)鑄造(zao)。由(you)于(yu)(yu)(yu)a與(yu)&電極電位(wei)相近(jin)，且成(cheng)分中的(de)(de)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)氮化后生(sheng)(sheng)成(cheng)致密的(de)(de)二氧化錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)薄膜，耐大(da)(da)氣、耐海水等的(de)(de)耐蝕性(xing)(xing)(xing)上升(sheng)，只是(shi)耐酸性(xing)(xing)(xing)較(jiao)差。因為(wei)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)結晶溫(wen)度(du)范圍較(jiao)寬，流動(dong)性(xing)(xing)(xing)差，不易(yi)(yi)形(xing)(xing)成(cheng)集(ji)中縮(suo)孔，而易(yi)(yi)形(xing)(xing)成(cheng)枝(zhi)晶偏析和分散縮(suo)孔，鑄造(zao)收(shou)縮(suo)率(lv)小(xiao)，有(you)利于(yu)(yu)(yu)得(de)尺寸(cun)極接(jie)近(jin)于(yu)(yu)(yu)鑄型的(de)(de)鑄件(jian)，所(suo)以適(shi)于(yu)(yu)(yu)鑄造(zao)形(xing)(xing)狀復雜。壁厚較(jiao)大(da)(da)的(de)(de)條件(jian)，而不適(shi)宜鑄造(zao)要求致密度(du)高和密封性(xing)(xing)(xing)好(hao)的(de)(de)鑄件(jian)。錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)有(you)良好(hao)的(de)(de)減摩性(xing)(xing)(xing)，抗磁性(xing)(xing)(xing)及低溫(wen)韌性(xing)(xing)(xing)。錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)按生(sheng)(sheng)產方法(fa)可分為(wei)壓力加工錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)與(yu)鑄造(zao)錫(xi)(xi)(xi)(xi)(xi)(xi)(xi)(xi)青(qing)(qing)銅(tong)(tong)兩大(da)(da)類。樂清市(shi)碩振銅(tong)(tong)業(ye)有(you)限公司致力于(yu)(yu)(yu)提供銅(tong)(tong)定制服務，有(you)想法(fa)的(de)(de)不要錯過哦！

銅(tong)礦(kuang)(kuang)的(de)(de)(de)種(zhong)類及分布(bu),按其地質(zhi)---工業類型(xing)(xing)(xing)(xing)可分為：(1)斑(ban)巖(yan)型(xing)(xing)(xing)(xing),(2)砂頁(ye)巖(yan)型(xing)(xing)(xing)(xing),(3)銅(tong)鎳(nie)硫化物(wu)型(xing)(xing)(xing)(xing),(4)黃鐵礦(kuang)(kuang)型(xing)(xing)(xing)(xing)(5)銅(tong)-鈾-金(jin)型(xing)(xing)(xing)(xing),(6)自(zi)然銅(tong)型(xing)(xing)(xing)(xing),(7)脈(mo)型(xing)(xing)(xing)(xing)(8)碳酸巖(yan)型(xing)(xing)(xing)(xing),(9)矽卡巖(yan)型(xing)(xing)(xing)(xing)斑(ban)巖(yan)型(xing)(xing)(xing)(xing):斑(ban)巖(yan)型(xing)(xing)(xing)(xing)銅(tong)礦(kuang)(kuang)是一種(zhong)儲(chu)量(liang)大(da)品位(wei)低可用大(da)規模(mo)機械化露采的(de)(de)(de)銅(tong)礦(kuang)(kuang)床(chuang)礦(kuang)(kuang)石儲(chu)量(liang)往(wang)往(wang)達幾億(yi)噸銅(tong)品位(wei)常(chang)常(chang)小于(yu)1%,據世(shi)界(jie)上(shang)103個(ge)斑(ban)巖(yan)型(xing)(xing)(xing)(xing)礦(kuang)(kuang)床(chuang)統計單個(ge)礦(kuang)(kuang)床(chuang)礦(kuang)(kuang)石量(liang)平均可達5.5億(yi)噸,銅(tong)品位(wei)0.6%,它是世(shi)界(jie)上(shang)重要的(de)(de)(de)銅(tong)礦(kuang)(kuang)工業類型(xing)(xing)(xing)(xing)之(zhi)一。分布(bu)：已(yi)知的(de)(de)(de)斑(ban)巖(yan)銅(tong)礦(kuang)(kuang)多分布(bu)在:(1)環太(tai)平洋帶(dai),包(bao)括南(nan)(nan)。北(bei)美(mei)洲大(da)陸邊緣狹(xia)長的(de)(de)(de)斑(ban)巖(yan)銅(tong)礦(kuang)(kuang)帶(dai),如加(jia)拿(na)大(da)的(de)(de)(de)洛涅克(ke)斯(si),伐利科(ke)帕,美(mei)國的(de)(de)(de)賓(bin)厄(e)姆,比尤特,莫倫錫,伊(yi)利,圣里塔,墨西哥的(de)(de)(de)卡納內阿,拉卡里達德拉,巴拿(na)馬的(de)(de)(de)塞羅(luo)科(ke)羅(luo)拉多,秘魯的(de)(de)(de)米契基累,塞羅(luo)佛(fo)爾(er)(er)(er)(er)迪(di).夸霍內智利的(de)(de)(de)埃爾(er)(er)(er)(er)阿布(bu)拉,丘基卡馬塔,拉埃斯(si)康迪(di)達,埃爾(er)(er)(er)(er)薩爾(er)(er)(er)(er)瓦(wa)多和(he)埃爾(er)(er)(er)(er)特恩特等,(2)特提斯(si)斑(ban)巖(yan)銅(tong)礦(kuang)(kuang)帶(dai),包(bao)括匈(xiong)牙利的(de)(de)(de)雷(lei)克(ke)斯(si)克(ke),南(nan)(nan)斯(si)拉夫的(de)(de)(de)麥丹佩克(ke),伊(yi)朗的(de)(de)(de)薩爾(er)(er)(er)(er)切什梅黑和(he)馬基斯(si)坦(tan)的(de)(de)(de)查(cha)蓋地區礦(kuang)(kuang)床(chuang)等。(3)中(zhong)(zhong)亞----蒙(meng)(meng)古(gu),重要的(de)(de)(de)礦(kuang)(kuang)床(chuang)有(you)烏茲別克(ke)東部(bu)的(de)(de)(de)卡耳馬克(ke)爾(er)(er)(er)(er),哈薩克(ke)斯(si)坦(tan)巴爾(er)(er)(er)(er)喀什湖以北(bei)的(de)(de)(de)科(ke)翁(weng)臘(la)德,蒙(meng)(meng)古(gu)中(zhong)(zhong)北(bei)部(bu)的(de)(de)(de)額(e)爾(er)(er)(er)(er)德圖間鄂博(bo)南(nan)(nan)部(bu)的(de)(de)(de)察干(gan)蘇布(bu)爾(er)(er)(er)(er)加(jia)和(he)東部(bu)的(de)(de)(de)阿倫諾爾(er)(er)(er)(er)礦(kuang)(kuang)床(chuang)等。樂清市碩振銅(tong)業有(you)限(xian)公(gong)司(si)(si)是一家專業提供銅(tong)定制(zhi)服務的(de)(de)(de)公(gong)司(si)(si)，歡迎您的(de)(de)(de)來(lai)電哦！內蒙(meng)(meng)古(gu)有(you)色(se)銅(tong)板

樂(le)清(qing)市碩(shuo)振銅(tong)業有限公司為(wei)您提供 銅(tong)定制服(fu)務，有需要可以聯系(xi)我(wo)司哦(e)！重金屬銅(tong)排

迄今為(wei)止，世界上發現**早的(de)銅(tong)制品(pin)(pin)主要是在(zai)西(xi)亞，如伊拉克(ke)的(de)札威(wei)·徹米地(di)區，發現有(you)銅(tong)裝飾品(pin)(pin)，年(nian)(nian)代大約(yue)在(zai)公(gong)元(yuan)(yuan)前(qian)(qian)一(yi)萬年(nian)(nian)至公(gong)元(yuan)(yuan)前(qian)(qian)九(jiu)千(qian)年(nian)(nian)；伊朗(lang)西(xi)部的(de)阿(a)里(li)·喀什地(di)區也發現過(guo)(guo)銅(tong)裝飾品(pin)(pin)，年(nian)(nian)代為(wei)公(gong)元(yuan)(yuan)前(qian)(qian)九(jiu)千(qian)年(nian)(nian)至公(gong)元(yuan)(yuan)前(qian)(qian)七千(qian)年(nian)(nian)；土耳其南部的(de)恰約(yue)尼遺址出土過(guo)(guo)銅(tong)針、銅(tong)錐，年(nian)(nian)代約(yue)為(wei)公(gong)元(yuan)(yuan)前(qian)(qian)八千(qian)年(nian)(nian)。這些銅(tong)制品(pin)(pin)都(dou)是天然紅銅(tong)的(de)打制品(pin)(pin)，不是通過(guo)(guo)冶煉礦石得到的(de)銅(tong)。從利用純銅(tong)，到冶煉銅(tong)礦石獲(huo)得純銅(tong)，再到冶煉出青銅(tong)合金(jin)，人類經歷了相當漫長的(de)一(yi)段摸索時光(guang)(guang)，就好比是魔法世界里(li)用銅(tong)一(yi)點一(yi)點地(di)打造一(yi)個(ge)閃閃發光(guang)(guang)的(de)時空隧道。重金(jin)屬銅(tong)排(pai)

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