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1)  grain size
晶粒度
1.
Monte Carlo simulation of grain growth——Recursive statistics method of grain size;
晶粒长大的Monte Carlo模拟方法——递归统计法测定晶粒度
2.
Contrast Research on the Inclusions and Grain Sizes in 16MnR(HIC) Steel and 16Mn Steel;
16MnR(HIC)和16Mn钢中夹杂物和晶粒度的对比研究
3.
Application of algorithm of intersection between lines and random curves in calculating grain size;
直线与任意曲线求交算法在晶粒度计算的应用
2)  crystal size
晶粒度
1.
Results show that the average crystal size of HN is 185.
利用肼与二硝酸肼反应制备了高纯度α型硝酸肼,并采用X射线粉末衍射对其晶粒度进行了研究,用四圆单晶衍射仪测定了其晶体结构及密度。
2.
Zeolite T with different crystal sizes was synthesized hydrothermally in the system of K2O-Na2O-SiO2-Al2O3-H2O using industrial water glass and aluminium sulfate as raw materials.
以工业水玻璃和硫酸铝为原料,于K2O-Na2O-SiO2-Al2O3-H2O体系中水热合成制得不同晶粒度的T型沸石。
3.
Methods of control and inspection are proposed on chemical composition, mechanical property and crystal size, with great instructive significance to improve quality of roller, promote rate of product and reduce costs.
分析了链条滚子冷镦成型过程中存在的主要质量问题,针对化学成分、机械性能及晶粒度三个方 面,提出了控制与检验方法。
3)  grain fineness
晶粒度
1.
By the stimulation test,the issue that how to improve the grain fineness of 30CrMoA steel forgings has been analyzed and studied.
通过模拟试验,对如何改善30CrMoA钢锻件的晶粒度进行了分析研究。
2.
The process on reducing products grain fineness of extruded bar with 6063 aluminium alloy is studied.
研究了6063 T6铝合金挤压棒材的晶粒度,确定了合金的最佳化学成分、挤压工艺参数、淬火和时效制度。
4)  crystallite size
晶粒度
1.
The effect of milling time on the powder's phase composation,crystallite size and particle size,and the effect of vacuum annealing and PCA on the final phase composation and morphology of the powder were studied.
研究了不同球磨时间对粉末颗粒度、晶粒度和相组成的影响,以及真空退火、添加过程控制剂(PCA)对球磨后粉末的相组成和形貌的影响。
2.
Ultrafine powder of ZnO was synthesized using ZnSO 4·7H 2O and C 2H 2O 4, and the true diffraction width of diffraction lines were measured by using the method of Xray powder diffraction, and it can be attained to determinate crystallite size and lattice distortion of the synthesized Ultrafine powder, then their quantitative analysis results can be obtained.
应用 X射线粉末衍射法 (XRD)测定了合成 Zn O的几组晶面的衍射峰形 ,经数据处理得到 Zn O超微粉末的平均晶粒度和晶格畸变率的定量分析结果。
3.
Crystallite size of synthesized ZnO powder samples are between 20nm and 35nm.
应用X射线粉末衍射法(XRD)测定了合成ZnO的几组晶面的衍射峰形,经数据处理得到ZnO超微粉末的平均晶粒度和晶格畸变率的定量分析结果。
5)  Crystal granularity
晶粒度
1.
Based on the current status of metallographic analysis,this paper presents the principles and methods of accurately analyzing the microstructure,crystal granularity and impurity of a metallic or other material using metallographic analysis system,and describes the functions of metallographic analysis system in the structure analysis and provides some application examples about it.
针对金相分析的现状,提出应用金相分析系统对金属或其他材料的显微组织、夹杂物和晶粒度等进行精确分析的原理和方法,阐述了金相分析系统在组织分析中的作用,并列举出应用实例。
2.
From 300℃ to 900℃,the crystal granularity increases slowly,the degree of growth is not great.
发现在烧结的过程中纳米α-A l2O3在300~900℃的温度区间内晶粒度是逐渐长大的,长大的幅度不大。
3.
The crystal granularity of each sintered powder was worked out then,by using Scherrer formula based on XDR data.
根据衍射数据利用Scherrer公式分别计算出各个烧结处理好的实验样品的晶粒度,研究发现纳米锰酸锂随着加热温度的升高,出现了晶粒2次长大和2次细化交替变化的现象。
6)  crystallite size
晶粒粒度
1.
Variation of the crystallite size of compounds hydrothermally synthesized and the relationship between the crystallite size and the synthesis conditions,such as the form of the used precursor,hydrothermal reaction temperature and time,were investigated.
任一种化合物晶粒粒度都不可能通过改变水热反应条件而无限制地减小。
补充资料:晶粒度


晶粒度
grain size

  2级┌────┬─┬──┬──┬──┐│晶粒度 │0 │2 │4 │6 │├────┼─┼──┼──┼──┤│放大倍数│50│100 │200 │400 │└────┴─┴──┴──┴──┘3级┌────┬─┬──┬──┬──┐│晶粒度 │1 │3 │5 │7 │├────┼─┼──┼──┼──┤│放大倍数│5O│100 │200 │400 │└────┴─┴──┴──┴──┘4级┌────┬─┬──┬──┬──┐│晶粒度 │2 │4 │6 │8 │├────┼─┼──┼──┼──┤│放大倍数│50│100 │200 │400 │└────┴─┴──┴──┴──┘5级┌────┬─┬──┬──┬──┐│晶粒度 │3 │5 │7 │9 │├────┼─┼──┼──┼──┤│放大倍数│50│100 │200 │400 │└────┴─┴──┴──┴──┘q口1-J Ingl一du晶粒度(grain size)表示晶粒大小的j对钢来说,一般指奥氏体化后的实际晶粒大小。它用奥氏体晶粒的直径或单位面积上的晶粒数n示。若晶粒大小级别为N,则n和N有这样的关~ZN一‘。n是在放大倍数200倍时,每645 mmZ值的晶粒数。晶粒越细,n和N也越大。 钢中晶粒度第一标准级别图(放大40倍),女l不。乙以表门内所度狱编曰朴脚、气八﹃|11习/才i级┌────┬──┬──┬──┬─┐│晶粒度 │一1 │1 │3 │5 │├────┼──┼──┼──┼─┤│放大倍数│50 │100 │200 │40│└────┴──┴──┴──┴─┘﹃到l|一﹁〕 晶粒度放大倍数7级〕┌────┬─┬──┬──┬──┐│晶粒度 │5 │7 │9 │11 │├────┼─┼──┼──┼──┤│放大倍数│50│100 │200 │40C │└────┴─┴──┴──┴──┘ 晶粒度放大倍数 8级豪牛斋干瑞干橇 钢的晶粒度按其奥氏体化条件与长大倾向刁又分成起始晶粒度、实际晶粒度、本质晶粒度三 起始晶粒度指钢在临界温度以上加热,奥化过程中最初形成的奥氏体晶粒的晶粒度,即奥转变刚刚完成,其晶粒边界开始接触时的晶粒大,J称初生晶粒度。 实际晶粒度指某一实际条件下所得到的实粒大小。 本质晶粒度只代表在某一条件下,奥氏体的长大倾向。
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