第66章知识
ising the temperature also concurred with the chemical transformation to produce in time pure iron.
赛勒斯?哈顿打算炼制后面一种,因为他炼得的铁质地很纯。为了进行这项工作,他事先用陶土做了一个坩埚,把铁和炭末一起放在坩埚里加热,结果钢就炼成了。
这种钢不论在冷或热的情况下,都能任人摆布,于是他就用锤子在钢上进行加工。纳布和潘克洛夫在他精明指导下,把钢烧红了,然后突然浸入水中,制得了许多硬度很强的斧头。
it was the last which cyrus harding intended to forge, as he possessed iron in a pure state. he succeeded by heating the metal with powdered coal in a crucible which had previously been manufactured from clay suitable for the
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