... basic open-hearth furnace 碱性平炉 basic oxygen converter 碱性氧气转炉 basic oxygen process 碱性氧气炼钢法 ...
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... basic open-hearth furnace 硷性平炉 basic oxygen converter 硷性氧气转炉 basic oxygen process 硷性氧气炼钢法 ...
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basic oxygen converter steel 转炉钢
basic oxygen converter process 碱性氧气转炉炼钢法 ; 硷性氧气转炉炼钢法
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