The lithosphere beneath this area is associated with high temperature, low strength and intensive rheological stratification, and the lower crust is characterized by ductile flow deformation.
岩石圈具有温度高、强度低和强烈流变分层等特征，且下地壳表现为韧性流动变形。
Distilling excessive menthol after reaction, filtering the liquid phase at a high temperature, separating the catalyst, stewing the filtrate for overnight stratification.
反应后蒸馏出多余甲醇，反应液相趁热过滤，分离出催化剂，然后将滤液静置过夜分层。
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