根据熔模铸件表面麻点内夹杂物的成分组成，对其来源进行了分析，并提出了相应的解决措施。
The origin of inclusions in rough sport disfigurement on the surface of investment castings was analyzed and the corresponding solutions were given according to the composition of inclusions.
介绍通过网状泡沫陶瓷过滤器来减少铸件中夹杂物缺陷的原理和效果。
The use of reticulated ceramic foam filters is often a very effective method to minimize casting inclusion defects.
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