低透气性炉料
Low permeability charge
以上为机器翻译结果，长、整句建议使用 人工翻译 。
白马烧结矿的软化、熔化、滴落温度低，有利于改善高炉冶炼时炉料的透气性。
The softing, melting and dropping temperatures of Baima sinter were lower, which is beneficial to improve permeability of the burden in blast furnace.
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