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- The microstructure prediction model of the ultrafine grain steel was constructed. 在此基础上建立了相应的超细晶粒钢组织预测模型。
- The methods to obtain ultrafine grain in new generation steel were investigated. 探索了在新一代钢中获得超细晶粒的方法。
- The new progress of the study of[100]face silver chloride tabular grain emulsion has been introduced. 介绍了[100]面氯化银T颗粒乳剂研究新进展。
- The thermally stimulated currents (TSC) and the ferroelectric phase transition of the ferroelectric ultrafine grain were investigated. 研究了铁电微晶粉粒的热刺激电流及其铁电相变。
- Technology of Equal-channel Angular Pressing(ECAP) is one of new important processing methods to acquire ultrafine grain. 等通道转角挤压技术(ECAP)是一种新型获得超细晶粒的重要制备方法之一,同时也是提高材料力学性能的根本途径之一。
- A new continuous equal channel angular pressing(ECAP) technique was developed and successfully produced unlimited length of pure aluminum with ultrafine grain. 探讨一种连续等通道角挤压(ECAP)新技术,实现了纯铝的无限长度连续大变形,制备出具有超细晶结构的金属材料。
- The apparent permittivity of Barium Titanate ultrafine grain in the ferroelectric phase transformation range has been measured with three different means. 用3种不同方法测量了钛酸钡微晶粉料在铁电相变过程中表观介电常数的变化。
- Abstract: A new continuous equal channel angular pressing (ECAP) technique was developed and successfully produced unlimited length of pure aluminum with ultrafine grain. 摘 要: 探讨一种连续等通道角挤压(ECAP)新技术, 实现了纯铝的无限长度连续大变形, 制备出具有超细晶结构的金属材料。
- The reagents, techniques and mechanism of preparing the silver chloride {100} tabular grain emulsion and its chemical sensitization, its optical sensitization and wide applications are reviewed... 本文综述了高氯化银{100}面T-颗粒乳剂的制备原料、制备工艺过程、化学增感、光谱增感及该乳剂的应用前景。
- The influence of chemical sensitization and photosensitization, pH and pAg on the stability of the green-sensitive tabular grain emulsion of the color film are studied in the third part. 第三部分研究了化学增感和光谱增感方式以及pH值和pAg值与感绿光谱增感乳剂的稳定性的关系,同时研究了几种典型稳定剂和防灰雾剂对彩色胶卷感绿光谱增感乳剂的稳定作用;
- The reagents,techniques and mechanism of preparing the silver chloride {100} tabular grain emulsion and its chemical sensitization,optical sensitization and wide applications are reviewed in this p... 本文综述了高氯化银{100}面T-颗粒乳剂的制备原料、制备工艺过程、化学增感、光谱增感及该乳剂的应用前景。
- The effect of the initial microstructures on the formation of ultrafine grained titanium alloy by compressive deformation was studied. 研究了原始组织结构对压缩变形制备超细晶钛合金的影响。
- Steel and other iron-based alloys can have ultrafine grains and improved properties by equal channel angular processing(ECAP). 钢和铁基合金通过等径弯曲通道变形(ECAP)可获得超细晶组织,从而改善材料的性能。
- Equal Channel Angular Processing (ECAP) can carry out the strongly processing and obtain ultrafine grains and improve the properties of materials. 等径弯曲通道变形(简称ECAP)能实现材料的强烈塑性变形,获得超细晶组织,从而改善材料的综合性能。
- Under the experiment's welding condition, WCX355 ultrafine grained steels didn't distinctly embrittle in CGHAZ and didn't soften in tempering zone either. 在试验的焊接条件下,WCX355超细晶钢在热影响粗晶区未有明显脆化,在回火区也未发生软化现象。
- This article presents a review of methods for their preparation.Part l,lll Faces AgCl T Grain Emulsions,is published in this numeto,Part 2,100 Faces AgCl T Grain Emulsions,... 本文综述了这类乳剂的制备方法,本期刊登其第一部分:[111]面氯化银T颗粒乳剂,下期将刊登其第二部分:[100]主面的氯化银T颗粒感光乳剂。
- The experimental results show that ultrafine grained austenitic stainless steel can be obtained by the reversal transformation of deformation-induced martensite. 本文研究了热处理对冷加工奥氏体不锈钢组织的影响,试验结果表明利用形变马氏体的逆转变可获得超细化不锈钢晶粒。
- Kwon Y. J., Saito N., Shigematsu I., Friction stir process as a new manufacturing technique of ultrafine grained aluminum alloy, J Mater Sci Lett, v21, 1473-1476, 2002. 胡哲明,摩擦搅拌制程之应变率对奈米氧化铝粉均匀分布与机械性质的影响,中山大学材料所硕士论文,民国93年。
- The grain crop has gone down this year. 今年的粮食作物产量下降了。
- This paper briefly introduces the development of hot-rolled ultrafine grained steel strip 400MPa AN420 for automobile structures, this steel sheet is produced with the advanced technology of new generation steel upon the C-Mn steel. 本文介绍了鞍钢应用超细晶钢先进技术在普通C-Mn钢基础上,实际生产的热轧汽车结构用400MPa级AN420钢的热轧带钢开发研制情况。