锟斤拷锟斤拷鋼诧拷指锟斤拷锟角岋拷锟斤拷锟节斤拷锟斤拷锟絀(y锟斤拷)锟斤拷锟斤拷锟絚锟斤拷(g锟斤拷u)锟缴斤拷锟斤拷锟斤拷一锟戒摬锟�锟斤拷锟斤拷锟节斤拷锟斤拷锟絀(y锟斤拷)锟斤拷锟斤拷锟斤拷鋼筋、鋼管等斤拷锟斤拷鋼材為常見锟斤拷鋼斤拷锟角橈拷(g锟斤拷u)锟缴伙拷锟斤拷锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷缺锟劫的骨架ｏ拷锟斤拷鋼管則锟角橈拷(g锟斤拷u)锟斤拷锟絖锟街架等癸拷锟剿诧拷锟斤拷锟斤拷锟截碉拷一锟斤拷锟斤拷要锟斤拷色锟斤拷锟斤拷锟斤拷鋼诧拷锟斤拷锟斤拷锟斤拷锟斤拷也锟斤拷锟叫等硷拷锟酵種類勶拷锟街的ｏ拷锟斤拷锟斤拷小锟斤拷锟斤拷锟斤拷鋼斤拷锟斤拷锟斤拷锟斤拷I(l锟斤拷ng)锟斤拷液锟斤拷锟斤拷私锟斤拷私锟�锟斤拷

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  锟斤拷軋鋼斤拷锟角斤拷(j锟斤拷ng)锟絕锟斤拷軋?zh锟斤拷)锟斤拷锟斤拷锟斤拷锟饺伙拷锟絪锟斤拷一锟絅鋼斤拷锟斤拷锟缴碉拷碳鋼猴拷锟斤拷通锟较斤拷鋼橈拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷處锟节高溫狅拷B(t锟斤拷i)锟斤拷锟斤拷支锟斤拷锟斤拷锟斤拷鋼斤拷锟斤拷锟斤拷锟斤拷锟斤拷A(y锟斤拷)锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷要锟斤拷锟斤拷睿拷r也锟斤拷锟斤拷木锟斤拷锟斤拷锟斤拷锟斤拷锟叫筹拷锟矫的筹拷品鋼斤拷锟斤拷

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