碱性炼钢法basic: Basic = Basic English. steelmaking: 炼钢。 basic oxygen steelmaking: 氧气碱性转炉炼钢法basic oxygen steelmaking process: 氧气碱性转炉炼钢法a steelmaking family: 钢铁世家下载手机词典可随时随地查词查翻译