经过处理的小区
The male DNA polymorphisms were lower than female in treated plots, but they were reversed in the control plot.
处理区内的雄性DNA多态性低于雌性,对照区内则相反。
The rolling contact fatigue test for 45 steel samples is treated with salt-bath sulphonitrocarburizing. carried out. A P-S-N Plot is figured.
对45钢经盐浴硫氮碳共渗处理的大批试样,进行了滚子接触疲劳性能试验,绘出了P-S-N曲线,分析了接触疲劳断口形貌及破坏机理。
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