n.熟鐵塊吹煉法

Steel was known in antiquity, and may have been produced by managing the bloomery so that the bloom contained carbon. 記者調(diào)查發(fā)現(xiàn)，目前在哈市，還有很多司機(jī)由于空跑和長時(shí)間等待而不愿意參與這項(xiàng)服務(wù)，而一些叫車的乘客也由于干等車不來等因素對(duì)這項(xiàng)服務(wù)并不買賬。

bloomery iron 熟鐵