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1)  ultrafine-grained materials
超细晶材料
2)  ultra-fine grain material
超细晶材料
1.
The compression-torsion forming technology has been used in preparing ultra-fine grain material.
采用高压扭转方法可以制备超细晶材料,在坯料高度方向施加压力的同时,沿坯料横截面方向施加扭矩,达到大塑性变形产生超细晶。
3)  ultra-fine grained material
超细晶材料
1.
The research development of ultra-fine grained material process by ECAP is summarized, and the technical principle and process character of ECAP are introduced, as well as the effect on microstructure of ECAP fine grained material caused by ECAP die is mainly analyzed, and ECAP die structure is optimized.
论述了等径角挤压(ECAP)制备超细晶材料工艺的研究进展,介绍了ECAP的技术原理和工艺特点,着重分析了ECAP模具对ECAP细晶材料的显微组织的影响,优化ECAP模具结构。
4)  ultrafine-grained material
超细晶材料
1.
Equal channel angular pressing (ECAP) is currently focused due to its capability to fabricate bulk ultrafine-grained material.
等径弯曲通道变形(Equal ChannelAngularPressing简称ECAP)由于能直接制备块状超细晶材料而备受关注。
5)  superfine crystalline cemented carbide materials
超细晶硬质材料
1.
The MA-processing and the applications of superfine crystalline cemented carbide materials were summarized,and the application prospect was also discussed.
介绍了超细晶硬质材料的机械合金化制备方法及其应用情况,并讨论了其发展前景。
6)  bulk ultrafine grained materials
块体超细晶材料
1.
The severe plastic deformation(SPD) is an effective route to full-density bulk ultrafine grained materials(UFG) free of porosity and contamination.
强烈塑性变形是一种获得无孔洞、无界面污染且致密块体超细晶材料的有效途径。
补充资料:染料细粉及超细粉
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性质:非水溶性染料或不易溶染料常采用的剂型。如分散染料、还原染料等对粒度及粒度分布均有一定要求,要求相对集中,过细、过粗,均对使用有不良影响。染料生产企业对本企业的产品均作了规定。这些染料产品一般多在2μm到上到4μm范围内,如对某些分散染料要求控制在1μm左右,分散性能4~5级,还原染料也与分散染料近似,故有超细粉之称。为使染料产品达到上述细度,常采用万能粉碎机或砂磨、球磨等进行粉碎。

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