The basic principle of the proportional solidification theory was introduced, and the influences of casting construction, feeder position and chill on feeding effect was described.
介绍均衡凝固的基本原理，叙述铸件结构、冒口位置和冷铁对补缩的影响。
The basic principle of the proportional solidification theory was introduced, and the influences of casting construction, feeder position and chill on feeding effect was described.
介绍均衡凝固的基本原理，叙述铸件结构、冒口位置和冷铁对补缩的影响。
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