The production of gray iron casting without thermal aging was suggested.
在调查分析的基础上，提出取消灰铁热时效的看法。
TINDER can provide alloy casting, gray iron casting, ductile iron casting, and, steel casting etc.
天哲公司提供各种牌号灰铁、球铁、合金铸铁、铸钢和合金钢等铸件。
In the paper, based on the Propotional Solidification Theory and Large Orifice Discharge Theory, the foundry technology of gray iron casting shell was designed by the method of CAD.
论文根据均衡凝固及大孔出流理论，用计算机辅助设计的方法改进了壳体灰铸铁件的铸造工艺。
In the paper, based on the Propotional Solidification Theory and Large Orifice Discharge Theory, the foundry technology of gray iron casting shell was designed by the method of CAD.
论文根据均衡凝固及大孔出流理论，用计算机辅助设计的方法改进了壳体灰铸铁件的铸造工艺。
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