1) refined heavy base
精练重质焦油碱
2) refined tar
精练焦油
3) heavy tar
重质焦油
1.
Apply steam to heat the flushing-liquor decanter indirectly to soften the heavy tar depositing on the bottom of tank to decrease the drag of chain scraper.
用蒸汽在机械化澄清槽底部间接加热，使沉积于底部的重质焦油软化，减少刮板阻力。
4) refined tar bases
精制焦油碱类
5) alkali scouring
碱精练
1.
Traditional alkali scouring can be substituted by enzyme-based treatment.
一般而言,酶精练能够代替碱精练。
6) heavy ethylene tar
重质乙烯焦油
补充资料：煤焦油间歇蒸馏(见煤焦油蒸馏)
煤焦油间歇蒸馏(见煤焦油蒸馏)
batch distillation of coal tar
meijiaoyou Jian珊zhen目iu煤焦油间歇蒸馏(batch distillation of coaltar)见煤焦油蒸馏。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条