Have a good knowledge of product structure, materials, machine processing and hydraulics;
丰富的产品结构、材料、机械加工工艺和液压等专业知识；
The paper discusses the new materials, heat treatment and processing method for manufacturing star wheel.
介绍了星轮制造中的新材料选用、热处理和加工过程的新工艺。
Getting raw materials easily and processing with low cost.
原材料供应方便，综合成本低。
Getting raw materials easily and processing with low cost.
原材料供应方便，综合成本低。
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