简要分析了酸化处理抑制杨木apmp纸浆返黄的机理。
The paper also provides a brief analysis of the mechanism of acidification in inhibiting brightness reversion of poplar APMP pulp.
“热”二氧化氯漂白使得短程漂白成为可能，并降低了白度的返黄。
"Hot" chlorine dioxide bleaching has made the bleaching with few stages possible, with full brightness and low brightness reversion.
过高，会加剧涂布白板纸返黄的程度；过低，则达不到所需合适的白度。
Exorbitance , can aggravate blade yellowing paper; too low, you can not reach the required appropriate whiteness.
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