久草视频免费黄站|天堂亚洲精品国产|免费试看一区二区|国产一区高清无码|九九在线视频青春草|国外91精品在线见看视频|久久久18禁欧美色图偷窥|五月婷婷久久国产|国产欧美日韩18|深爱激情影音先锋

單位:公噸
--------------------------------------
金屬        總存量        漲跌
銅         74750          +425
鋁         824150         -9750
鋁合金     2100           0

鉛          44425         -75    
鋅          145775        -425
錫          2240          -10
鎳          81132         -168
---------------------------------------