Borrowing demarcation line and demarcation line spreading are common phenomena in processes of workpiece quenching in liquid.

 
  • 交界線(xiàn)借用和交界線(xiàn)擴展是工件在液態(tài)介質(zhì)中淬火冷卻時(shí)經(jīng)常發(fā)生的事情。
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