The new design changed the structure and work principle of the churn-dasher and it used the forcible mode instead of the stochastic mode that improved the work efficiency of the churn-dasher.

• 改变了搅拌机构的结构和工作原理，用强制的搅拌方式取代了原来的随机方式，提高了搅拌机构的工作效率；