In order to achieve the satisfied sand compacting effect for complex LFC patterns, the combination and change of different vibrating modes would be put up.

• 为了较好地实现复杂消失模模样振动紧实的目的,紧实过程中,可根据铸件消失模模样的形状特点,进行振动模式的不同组合与变换,以求得满意的紧实效果。