The use of the die successfully produced superfine grain columnar material with average grain size as 1.
5μm的超细晶粒纯铜柱状材料,经实验分析,所获得超细晶粒纯铜的许多力学性能指标均得到了提高,抗拉强度从原来的235MPa提高到420MPa,硬度从114HV提高到184。
The planking of superfine grain is made by the mold in laboratory,such as 5A02.
利用该模具,可以在实验室制备具有超细晶粒度的板状材料。
Preparing Drug Micro-particles by Supercritical Anti-solvent Process;
超临界反溶剂过程制备药物超细微粒
Supercritical assisted atomization (SAA) is a new technique developed recently for producing nano- and micro-particles, and it has promising potentials in pharmaceutical micronization.
实验结果表明:选用乙醇做溶剂可制备出粒径在1~3μm的红霉素超细微粒,大部分微粒形态呈完整的球形;各影响因素对微粒粒径及粒径分布均有不同程度的影响,其中混合器压力对微粒粒径及粒径分布的影响最明显,混合器温度的影响最小,微粒粒径及粒径分布可通过改变操作参数进行控制;在本研究范围内,最优操作条件为混合器压力10。
The use of supercritical antisolvent process in preparing micro-particles is a recent development.
对超临界反溶剂法制备超细微粒的工艺原理、实验装置及研究现状作了介绍,详细分析了该工艺在含能材料、药品及催化剂等领域的应用、工艺及研究成果。
Mathematical model of ultrafiltration of ultrafine particle emulsified suspension using ceramic membrane and a study of the technology of forming second membrane;
陶瓷超滤膜过滤含超细颗粒的乳化悬浮液的数学模型及二次成膜操作条件研究
Study on regenerative technology of ceramic UF membrane fouled by ultrafine particle emulsified suspension
陶瓷超滤膜处理含有超细颗粒的乳化悬浮液后膜再生工艺的研究
The fundamental research of assistant fluidization using ultrafine particles,including fluidization behaviors under magnetic assistance,sound,and vibration were reviewed.
综述了外场作用下流化床流化超细颗粒的基础研究进展,着重介绍了磁场、声场和振动场对超细颗粒流化行为的影响,总结了磁场中颗粒的受力分析和理论模型;并对现有研究成果作了简要评述。
Molybdenum trioxide ultra-fine particles are prepared by calcining ammonium molybdate coated with ethylenediamine.
以乙二胺为溶剂,并与仲钼酸铵发生反应,再经煅烧制备了50-200nm的MoO3超细颗粒。
Coagulation coefficient of bipolar charged ultra-fine particles in AC field was modeled, which was applied to Sectional algorithm to simulate the removal efficiency of the ultra-fine particles.
建立了异极性荷电颗粒在交变电场中的团聚系数模型,将其应用到Sectional算法中,模拟电场团聚作用对超细颗粒的脱除效果。
Flow behavior of gas/ultra-fine particles two-phase system was investigated by large eddy simulation for gas turbulence and direct simulation Monte Carlo for particles collisions.
单颗粒运动满足牛顿第二定律,颗粒相和气相相间作用的双向耦合由牛顿第三定律确定,考虑超细颗粒间的van der Waals作用力。
The development of ultra-fine grain hot-rolled strips and wire rods in Anshan Steel Group was introduced.
主要介绍了鞍钢超细晶粒热轧卷板和线材的研制情况,总的研制思路是结合鞍钢设备的实际情况,探索低成本的超细晶粒钢的生产工艺路线。
In order to research the microstructures and mechanical properties of hot rolling sheets with ultra-fine grain,influence of deformation temperature on austenite recrystallization grain size are studied through adopt GLEEBLE hot simulate test method.
为了研究碳素超细晶粒热轧钢板的显微组织及力学性能,采用GLEEBLE热模拟实验方法,研究了变形温度对奥氏体再结晶晶粒尺寸的影响,研究了冷却工艺和卷取工艺对铁素体晶粒细化的影响,探讨了热连轧过程中的变形诱导铁索体相变规律。
The technical requirements of HRBF500E ultra-fine grain earthquake-resistant reinforced bar were analyzed.
分析了HRBF500E超细晶粒热轧抗震钢筋的技术要求。
With the features of ultrafine grain, fair matching of high strength and high toughness in the ultrafine grain steel.
论述了超细晶粒钢的超细晶粒及高强度与高韧性良好匹配的特点。
Development of 500MPa Φ6-12mm Ultra-Fine Grain Carbon Steel Bar
500MPa级6-12mm超细晶粒碳素钢筋开发
Development of Ultra-fine Grain Earthquake-resistant Reinforced Bar HRBF500E
HRBF500E超细晶粒抗震钢筋的开发
Low-Temperature Toughness for Weld Joint of 400 MPa Ultrafine Grained Steel Strip
400MPa级超细晶粒钢焊接接头的低温韧性
Computer Simulation of Austenite Grain Growth in HAZ of Ultra-Fine Grain Steel;
超细晶粒钢焊接HAZ奥氏体晶粒长大的计算机模拟
Effects of External Direct Current Magnetic Field on Spot Welding Quality of Ultra-Fine Grained Steel
外加直流磁场对超细晶粒钢点焊质量的影响
Controlling on Microstructure and Performances of Welding Joints of 800MPa Ultra-Fine Grained Steel
800MPa超细晶粒钢焊接接头组织和性能控制
Simulation of Control Q345B Ultra-fine Grain Size during Hot Deformation by CSP
基于CSP工艺Q345B热轧变形模拟的超细晶粒控制
Fabrication and characterization of ultra-fine grained pure tungsten by two fast resistance sintering technologies
两种通电快速烧结方法制备超细晶粒纯钨
Ultrafine grain steel can play an important role in reducing automobile production cost.
超细晶粒钢可在降低汽车制造成本方面发挥其优势。
Research on Ultra-fine Ti(C, N) Based Cermet Cutter and Its Cutting Behavior;
超细晶粒Ti（C，N）基金属陶瓷刀具与切削性能研究
Numerical Simulation of the DC Flash Butt Welding for Ultra-Fine Grain Size Steel and Prediction of Microstructure and Property;
超细晶粒钢直流电阻闪光对焊过程数值模拟及接头组织性能预测
Research on the Composition-Microstructure-Property-Performance Relationship of Ultra-fine Grade Ti(CN)-based Cermets;
超细晶粒Ti（CN）基金属陶瓷材料成分，组织，性能关系的研究
Study on Grain Refinement for 09CuPTiRE Steel;
09CuPTiRE钢晶粒超细化研究
Grain Refinement and Superplastic Behavior of 1420 Al-Li Alloy Sheets
1420铝锂合金的晶粒细化及超塑性行为
Influence of RE Modifier on As-cast Grain Refinement of Super-low Carbon Cast Steel
稀土变质剂对超低碳钢铸态晶粒细化的研究
Effect of Inhibitor on Ultrafine Graened Cemented Cardedes;
晶粒长大抑制剂对超细硬质合金性能的影响
Effect of Inhibitors on Grain Size and Properties of Ultrafine Cemented Carbides
抑制剂对超细硬质合金晶粒度和性能的影响