bessemer cast iron 中文意思是什麼
bessemer cast iron
解釋
柏思麥鑄鐵-
Acid bessemer cast iron
酸性轉爐鑄鐵 -
1898 sir henry bessemer, english metallurgist and inventor of an economical process for converting cast iron into steel in 1856, died at the age of 85
1856年發明酸性底轉爐經濟煉鋼法的英國冶金學家亨利?貝西麥爵士逝世,終年85歲。
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