用渗铝-内氧化技术对纯铜进行了表面弥散硬化处理。
The al concentration distribution in aluminized layer, microstructure and some properties of surface hardening layer were studied.
它表现为皮质纤维化、肾小球硬化、慢性炎细胞弥散侵润、动脉壁增厚；
The cortex is fibrotic, the glomeruli are sclerotic, there are scattered chronic inflammatory cell infiltrates, and the arteries are thickened.
研究发现，钛含量增加，使钢中获得细小沉淀物的弥散分布，细化晶粒，增强时效硬化，从而提高该钢的抗拉强度。
The results showed that as the content of Ti increasing , fine precipitates distribute dipersely, grain fine and age - hardening enhanced in the steel, so tensile strength in this steel is improved.
目的比较常规磁共振（MRI）检查和弥散加权磁共振（DWI）检查技术对多发性硬化（MS）的诊断价值。
Objective To compare the efficacy of routine magnetic resonance imaging(MRI) to that of diffusion-weighted imaging(DWI) in the diagnosis of multiple sclerosis(MS).
目的：通过磁共振弥散加权成像(MR -DWI)与肝硬化程度的相关性研究，探讨其在评价肝硬化程度方面的价值。
Objective: To find the relation between MR diffusion weighted imaging (MR-DWI) and severity of hepatic cirrhosis, and study the value of MR-DWI in evaluating the severity of hepatic cirrhosis.
目的：通过磁共振弥散加权成像(MR -DWI)与肝硬化程度的相关性研究，探讨其在评价肝硬化程度方面的价值。
Objective: To find the relation between MR diffusion weighted imaging (MR-DWI) and severity of hepatic cirrhosis, and study the value of MR-DWI in evaluating the severity of hepatic cirrhosis.
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