产品方案：项目产品采用激光烧结热挤压高新工艺技术生产汽车发动机进排气阀座。
Product plan: adopt laser sintering hot-extrusion to manufacture the inlet and outlet valve seat of auto engine.
文中论述了匝间短路故障产生的原因、处理方案、新工艺的采用及关键工艺的实施等。
This paper describes the reason of interturn short circuit, the treatment and new process employed.
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