1)  strong consistency
强相容
1.
s data, and get the parameter estimate of ARMA noise by Hannan-Rissanen s linear procedure, then the estimate is of strong consistency and is of asymptotic normal efficiency for Gaussian series.
若用所计算得到的回归残差作为数据,采用Hannan-Rissanen的线性估计法求ARMA噪声的参数估计,则本文证明了估计是强相容的,且对正态序列,估计具有渐近正态优效性。
2)  strong consistency
强相容性
1.
For Threshold Autoregressive(TAR) Model in which the order,the Thresh-old and the delay parameters are given,we obtain the strong convergence rate of the esti-mates of the Darameters after the strong consistency of the estimates of the parameterswere discussed.
对门限自回归模型在给定阶数、门限及延迟参数的假定下,继讨论了其参数估计的强相容性后,本文进一步得到了此估计的强收敛速度。
3)  strong coinsistent estimator
强相容估计
4)  strong consistency of parameter estima tion
参数估计强相容性
5)  reinforced phase
增强相
1.
The results showed that:the values measured specific resistance of Cu/Al2O3 and Cu/WC DSC were higher than their values calculated,the electric conductivity of both DSC decrease with the content increasing of reinforced phase and were similar when volume content of reinforced phase of both DSC were the same.
同一增强相含量越高,弥散强化铜导电性越低。
2.
Ceramic-reinforced phases formed alternately and mainly takes the shape of stick-strip or granular under SEM,which distribute continuously or dispersedly in NiAl matrix.
分析了反应发生过程以及增强相通过阻碍位错对基体的强化作用。
6)  reinforcement
增强相
1.
It was shown that the ceramic composites were mixed homogeneously as well as the bonding interfaces of composites between the matrix and reinforcement were enhanced by this process, which improves the performance of the composites.
本文介绍了液相包覆技术制备涂层的一些基本方法及其在材料制备中的应用 ,表明该工艺使陶瓷材料获得了均匀混合 ,同时改善了复合材料基体相与增强相之间的界面状态 ,使复合材料性能得到提
2.
For diffusion wleding of aluminum matrix composite Al 2O 3p/6061 Al, the micro bonding behavior of weld zone between reinforcement and matrix (R M ), reinforcement and reinforcement (R R )was investigated.
研究表明 ,扩散焊接温度对接合区的微连接行为有显著影响 ,当焊接温度低于铝基复合材料固相线温度时 ,增强相—基体、增强相—增强相之间微连接属弱连接 ;当焊接温度介于该种材料液、固两相温度区间时 ,接头区域出现液态基体金属 ,增强相—基体之间可以实现较好结合 ,同时液态金属对增强相—增强相接触部位进行渗透 ,使增强相—增强相接触转化为增强相—基体—增强相结合 ,在此基础上发现在铝基复合材料液、固两相温度区间有“临界温度”存在 ,为成功实现该种材料扩散连接奠定理论基
3.
The characteristics of Aluminum matrix composites reinforced by in situ particle are reviewed in detail from different fields such as the reinforcement choice,the technique of fabrification,the interface characterization,mechanical properties and reacter mechanism.
综述了原位内生颗粒增强铝基复合材料的研究现状 ,从增强相选择材料制备技术、界面表征、机械性能、反应机理等各个领域 ,详尽阐述了原位内生颗粒增强铝基复合材料的特点 ,并指出今后研究方向。
参考词条
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