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- subcritical austenite 亚临界奥氏体
- Furthermore, precipitate of Nb in deformed austenite is more helpful for DEFT. Nb对变形奥氏体再结晶的显著抑制作用十分有利于DIFT,同时,Nb的碳氮化物析出对DIFT是十分有益的。
- In this work, xW is about 11 times of the original austenite grains. 在本研究中,xW约为原始奥氏体晶粒大小的11倍。
- Other than austenite,copper element dissolution is found in material. 母材区除了奥氏体组织外,存在铜元素的扩散。
- Many studies in the related area of stress corrosion or subcritical crack growth use simplified test systems. 许多有关应力腐蚀或亚临界裂纹发展领域的研究使用了简化的试验系统。
- With increasing tempering temperature, the retained austenite decreases. 回火温度升高,其残余奥氏体量逐渐减少。
- The phase diagram and the operational area of SDA process u nder subcritical conditions for the systems have been determined. 得到了在亚临界条件下溶剂脱沥青过程的相图及适宜的操作区。
- The toluene was oxidized to benzaldehyde in subcritical water by using hydrogen peroxide and without any catalysts. 研究了在近临界水中,无催化剂条件下,用过氧化氢作为氧源,氧化甲苯生成苯甲醛。
- The calculation methods of deflection analysis on buckstay for subcritical boiler are presented in detail. 详细介绍了大型电站锅炉绕带式水平刚性梁的计算方法。
- The correlations for predicting DNB regimes in subcritical pressure once-through boilers are given. 提供了亚临界直流锅炉水冷壁管内传热恶化计算的关系式。
- The Froude number of flow is the factor of flow status: supercritical flow or subcritical flow. 由流体流动的福劳德数可以确定流动的缓急程度。
- How to measure or monitor the sub-criticality of a subcritical reactor of ADS is a key issue of ADS research. 如何对次临界反应堆的次临界度进行监测是ADS研究中的一项重要内容。
- It is discovered by test that micro RE can promote formation of austenite in cast iron with D form graphite, which can strengthen the cast iron matrix. 通过试验研究,发现微量稀土能促进D型石墨铸铁中初晶奥氏体骨架的生长,对强化基体组织有一定的作用。
- The extraction efficiency of pesticide residues was significantly increased by subcritical water extraction. 首次采用亚临界水萃取技术进行样品预处理,大大提高了农药残留的提取率。
- The effect of the structure of Austenite zone on the performance of gray iron welding joint is studied by means of thermo-simulated test in this paper. 摘要采用热模拟试验方法探讨了灰口铸铁焊接接头热影响区的奥氏体区组织对接头性能的影响。
- In a hole in the center of this system is placed a subcritical sphere of fissionable material. 在这个系统的中心圆洞中放置一枚次临界的球形可裂变物质。
- The microstructure of isothermally-quenched ductile iron (ADI) is a mixture structure consisting of austenite plus acicular ferrite. 摘要等温淬火球铁的显微组织由奥氏体加针状铁素体的混合组织组成。
- After subcritical treating at suitable temperature and time, the high chromium white cast iron can get... 在适当的处理温度和保温时间下,高铬白口铸铁能得到最高的硬度,温度过高或保温时间过长都会导致其硬度下降。
- The proportion of austenite in the matrix of as-cast cast iron 290Cr26MoW increases but that of martensite decreases. 铸态290Cr26MoW耐磨白口铸铁基体的奥氏体比例增加,马氏体减少。
- A conceptual design of a 800 MWt lead cooled accelerator driven subcritical system(ADS) is presented. 本文进行了热功率为800MW工业用铅冷ADS(加速器散裂中子源驱动的次临界系统)的概念设计。