本文研究了电子辐照在氮保护气氛中生长的直拉硅单晶中引入的深能级。
The deep levels in electron irradiated CZ silicon single crystal grown in pure nitrogen protective atmosphere has been studied.
对针布齿条氮基气氛外层保护低温渗硼的方法进行了研究。
Low - temperature boronizing base was studied for card wires with nitrogen atmosphere as outer layer protection.
本文对比分析了氮基保护气氛和真空两种热处理加热介质对300M钢疲劳性能的影响，并研究了热处理后表面喷丸强化对300 M钢疲劳性能的改善情况。
In this paper, the effect of heat treatment by the nitrogen atmosphere and vacuum furnace and shot peening thereafter on fatigue properties of 300m steel were studied.
本文对比分析了氮基保护气氛和真空两种热处理加热介质对300M钢疲劳性能的影响，并研究了热处理后表面喷丸强化对300 M钢疲劳性能的改善情况。
In this paper, the effect of heat treatment by the nitrogen atmosphere and vacuum furnace and shot peening thereafter on fatigue properties of 300m steel were studied.
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