Moreover, the surface quality of crankshaft used V-EPC is good.
负压实型曲轴铸造表面品质符合要求。
The vorticity compressor parts were manufactured by the V-EPC process.
用真空实型铸造法对涡旋压缩机动盘毛坯件进行了试生产。
Large batch production of V-EPC casting has been realized by using advanced technology.
针对铸件特点，采用国内外的先进技术，实现了消失模铸造大批量流水线生产。
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