Use the checklist as an aid to ensure that you consider the important aspects of part design, including material selection, assembly techniques, and mold concerns.
使用本检查表，帮助确认检查您考虑的重要方面部分的设计，包括材料的选择、装配技术，以及模具问题。
The material selection of styrofoam and the relation of lost foam process to mold quality were described.
阐述了泡沫聚苯乙烯模型的材料选择原则、模型制造工艺与模型质量与铸件质量的密切关系。
Be familiar with mold materials and make reasonable selection to better mold material with lower price.
熟悉各种模具材料并会优质低价合理选择。
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