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Pretreatment with alkali before chlorination was studied in bleached acid sulfite poplar pulp production.
对酸性亚硫酸盐法杨木浆的氯化前碱处理进行了研究。
youdao
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Pretreatment with alkali before chlorination was studied in bleached acid sulfite poplar pulp production.
对酸性亚硫酸盐法杨木浆的氯化前碱处理进行了研究。
youdao