The percentage of standard taphole arose from 83% to 100% after the taphole clay was used to tapholes of blast furnace.
炉使用这种有水炮泥后,铁口合格率由前的83%提到100%。
The percentage of standard taphole arose from 83% to 100% after the taphole clay was used to tapholes of blast furnace.
炉使用这种有水炮泥后,铁口合格率由前的83%提到100%。
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