1) pre-aging
预时效
1.
Effect of pre-aging on properties of 2000 series aluminum alloy for automotive body sheets;
预时效对汽车用2000系铝合金板材性能的影响
2.
The high-strength 2A97 Al-Cu-Li-X alloys were investigated for the pre-aging effect on their mechanical properties and microstructures by means of tensile test,TEM and SEM.
以高强Al-Cu-Li-X铝锂合金2A97为研究对象,采用拉伸试验、TEM和SEM等手段测试分析了带有预时效双级时效合金组织和性能。
3.
The interaction of the precipitation and recrystallization of the re-aged Cu-Ni-Si alloy have been investigated,the precipitation before the onset of recrystallization in the pre-aging process makes it possible to gain the efficient hardening in the re-aging process and the re-aging strengthening effect with pre-aging at 450℃ for 8h was even more remarkable.
在预时效过程中,析出发生在再结晶之前,使得合金在二次时效过程中获得有效强化,经450℃×8h预时效处理后的合金二次时效强化效果最为明显。
2) pre-ageing
预时效
1.
026Al (mass fraction, %) alloy after solid solution and pre-ageing treatments were investigated by means of electron back scatter diffraction (EBSD) techniques.
采用电子背散射衍射(EBSD)技术研究了不同固溶及预时效状态下Pb-0。
2.
The grain boundary character distribution (GBCD) of Pb-Ca-Sn-Al alloy, which were cold rolled (CW) and annealed after solid solution and solid solution plus pre-ageing treatments, were investigated by means of electron back scatter diffraction ( EBSD) techniques.
利用场发射扫描电子显微技术(FESEM)和电子背散射衍射(EBSD)技术研究了固溶和预时效对再结晶态和铸态Pb-Ca-Sn-Al合金冷轧退火后晶界特征分布(GBCD)的影响。
3) pre aging
预时效
1.
The influences of pre aging and pre deformation on precipitating process and mechanical properties were investigated by means of microhardness measurement and Diffrential Seanning Calorimeter.
结果表明 :预时效能够提高峰值硬度并缩短达到峰值硬度的时间 ,并且预时效对含钛量较高的合金性能的改善尤其明显 ,因为Ti有利于预时效时G 。
2.
Based on the reordering mechanism, the concept of pre aging treatment of non precipitate has been introduced and used fir study of Cu-13.
根据有序化理论 ,提出了预时效概念 ,并用无析出物形成的预时效处理研究了Cu - 13。
4) forecasting time-scale
预测时效
1.
Analysis of chaos characteristics and forecasting time-scale of the demand for big-medium-sized tractors;
大中型拖拉机需求量混沌特征分析及预测时效研究
5) Pre-aging treatment
预时效处理
6) pre-ageing temperature
预时效温度
1.
Effect of pre-ageing temperature on mechanical properties and electrical conductivity of 2519 aluminum alloy
预时效温度对2519铝合金力学性能和电导率的影响
补充资料：设备安装前的准备工作——设备的预装配与预调整
设备安装前的准备工作——设备的预装配与预调整 | ||
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条