It appears that AQ is still the most cost effective sulphur free accelerator for alkaline pulping, albeit of limited applications.
蒽醌似乎是无硫碱法制浆的最有效的催化剂，尽管应用还比较少。
It appears that AQ is still the most cost effective sulphur free accelerator for alkaline pulping, albeit of limited applications.
蒽醌似乎是无硫碱法制浆的最有效的催化剂，尽管应用还比较少。
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