单词terra alba
na.: 管土网络: 白土；硬石膏；石膏粉
管土,白土〔如石膏粉,瓷土,镁氧〕
FCC diesel was refined with special terra alba adsorbent and the refined diesel stability has been improved.
用改性活性白土吸附精制催化裂化柴油，精制后柴油的安定性得到显著提高。