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毕业设计---汽车变速箱双联齿轮加工工艺设计 - 百度文库

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ͼ 11ҳ Z=44 ͺ ݻ Y4232C ë о 20CrMnTi оװ о ȴҺ Z=44 תrMmin ٶȣmmm Mmin MrMmin 230 130 0.35 ݵ

12ҳ ͼ ͺ ݻ YK4820 ë о 20CrMnTi оװ о ȴҺ תrMmin ٶȣmmm Mmin MrMmin 280 20 00068 ɰ

ͼ 13 ҳ ̼52HRC»ػ ͺ ¯ ë о 20CrMnTi ҹ о ȴҺ ˮ תrMmin ٶȣmmm Mmin MrMmin »ػ

ͼ 14ҳ ƿ ͺ ѹ ë о 20CrMnTi ƿ׼о о ȴҺ תrMmin ٶȣmmm Mmin MrMmin ƿ Ƶ

毕业设计---汽车变速箱双联齿轮加工工艺设计 - 百度文库.doc ĵWordĵصԣ㸴ơ༭ղغʹӡ
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