Some advantages such as energy saving, lighter color of rosin, lower oil content and lower crystallizing tendency were described for the vacuum distillation of oleoresin.
英
美
- 介绍了松脂减压蒸馏具有节能、松香色浅、含油量低、不易结晶等优点,同时介绍了生产操作过程中的控制要点。