结果表明：随着焊缝中含镍量的增加，焊缝金属的凝固裂纹敏感性增大。
It was found that the solidification cracking susceptibility of weld metal increases remarkably as nickel content increases.
由于结合层往往是沿着外层金属的凝固线所形成的，因此在辊身表面所呈现的此类缺陷是不连续，不规则的。
As the interface follows the solidification front of the shell metal, the areas of soft core metal showing at the barrel surface, will be patchy and not continuous.
该研究通过试验模型测量局部加压过程中金属型、铸件和加压杆的温度变化曲线，分析了传热与凝固现象。
The heat transfer and solidification change are analyzed by measuring the temperature change curves of metal mold, casting and pressurized bar in experimental model during local pressurization.
夹杂物。金属凝固过程中残留在其内部的杂质或非金属颗粒。
Inclusion. Foreign material or non-metallic particles entrapped within the metal during solidification.
回流焊：应用加热金属涂敷层的表面和预涂焊膏，熔融，连接和凝固两个金属涂层。
Reflow Soldering: Melting, joining and solidification of two coated metal layers by application of heat to the surface and predeposited solder paste.
利用阶梯型腔金属模和砂型模拟不同的冷却速度，研究了冷却速度对高硼钢凝固组织和性能的影响。
Simulating different solidification cooling rate with step-metal mould and sand mould, the effect of solidification cooling rate on microstructure and properties of high boron steel were studied.
相场法可以直接模拟金属凝固过程中枝晶生长的形成过程。
The phase field method can directly simulate the dendrite growth during metal solidification.
对定向凝固区域熔化液态金属冷却法的固液界面前沿温度梯度进行了测定。
The temperature gradient in front of S/L interface was measured on Zone Melting Liquid Metal Cooling(ZMLMC) directional solidification apparatus.
利用有限元法研究了连续铸挤工艺中液态金属的动态凝固过程。
The solidification process of liquid metal in the CASTEX technique was studied by FEM (finite element method).
据金属凝固理论和磁流体力学分析，电磁搅拌力引起的动量对流对补缩的促进作用并不大。
Based on theory analysis of metal solidification and hydrodynamics, momentum convection generated by rotating electromagnetic field do not improve feeding obviously.
研究基于热传输理论的熔融金属从液体转变到固体状态变化过程是铸件凝固研究的重要分支。
Research on that metallic melts transforms from liquid to solid state based on heat transfer theory is an important discipline in casting solidification.
强磁场可以改变金属材料的凝固组织，从而进一步改善材料的质量和性能。
It is concluded that using intense magnetic fields can change the solidified structures of metals and then improve the quality and properties of materials accordingly.
实验采用旋转型电磁搅拌器。在相似条件下，液态金属在电磁搅拌下凝固与不经电磁搅拌凝固的铸态组织进行对比。
An electromagnetic stirrer of the rotation type was employed under similar conditions, the as-cast structure of metals solidified with and without electromagnetic stirring were compared.
开发了一套以强磁性永磁体为驱动介质的行波磁场发生器，该装置具有使金属凝固组织微细化的作用。
An experimental set up of travelling magnetic field excited by supper power permanent magnet was designed, which has obviously refine function for metal solidification structure.
熔融金属浇注模腔并凝固后所获得的具有成品轮廓或接近成品轮廓的产品。
Casting - an object at or near finished shape obtained by filling a mold with molten metal and allowing it to solidify.
铁芯导磁体的设计，很好的解决了脉冲磁场和定向凝固设备的匹配问题，使金属试样能够在强脉冲磁场中实现定向凝固。
Designed iron was good to solve the matching problem of the pulse magnetic field equipment and the direction solidification equipment. Therefor metal samples can realize the direction solidification.
利用温度场数值模拟软件对金属型耐磨铸球的凝固过程进行了数值计算。
Using the developed numerical simulation software of temperature field, the solidification process of wear resisting cast ball in metal mold was numerically simulated.
液态挤压复合材料浸渗过程是影响基体金属凝固及纤维均匀分布的重要因素。
The infiltration process in the liquid extrusion of composites is the key factor that influences the solidification of metal matrix and distribution of fibres.
强磁场在金属凝固过程中的应用已受到越来越广泛的关注。
The application of high magnetic field in metal solidification process was attracted more and more attention.
关于液态过渡金属的快速凝固过程，由于其外层电子的复杂性，一直是计算机模拟研究的热点和难点。
The rapid solidification processes of transitional metals have been considered to be a hot and difficult point for computer simulation study due to the complexity of their outer electrons.
通过实验观察，电磁力对金属凝固组织及对金属铸锭表面形态所产生的影响，在不同的作用条件下其效果具有明显差别。
The function effects of electromagnetic force acted on the structure of solidified metal and the surface modality of metal casting are remarkably distinct under different input conditions.
这种分布特性有助于了解脉冲磁场对金属凝固组织的细化作用。
This distribution is helpful to understand refining effect of pulsed magnetic field on solidification microstructure.
介绍了相场方法的两种基本原理，阐述了相场方法在金属凝固过程微观组织形成模拟中的应用情况。
Two principles of the phase field method are introduced, and the application of the phase field method for numerical simulation of solidification microstructure is expatiated.
金属在熔炉或坩埚中预热到高于液化温度的一个合适范围内(不希望金属在浇铸完成前凝固)。
Metal is preheated in a furnace or crucible until is above the liquidus temperature in a suitable range (we don't want the metal solidifying before the pour is complete).
钢锭侧面凝固前沿位置即金属熔池具有无圆柱部分是判断电渣锭表面质量优劣的基本依据。
The main basis of deciding ESR ingot surface quality is that there is a cylinder part or not in ingot side freezing forward position -metallic molten pool.
通过数值模拟和分析得出，较大的磁感应强度造成凝固界面前沿附近金属熔体重力倍数过低是在管坯中产生缩松的原因。
Through simulation and analysis, it is educed that the shrinkage in tube billet results from too low gravitation multiple near liquid-solid interfaces by intensive magnetic field.
真空快淬材料也叫急冷材料或快速凝固材料，真空快淬技术是制备非晶态金属和纳米晶合金的重要手段。
As-quenched material, namely supercooling material or fast solidification material. Vacuum rapidly quenched technology is a significant method of preparing amorphous and nanocrystalline alloys.
真空快淬材料也叫急冷材料或快速凝固材料，真空快淬技术是制备非晶态金属和纳米晶合金的重要手段。
As-quenched material, namely supercooling material or fast solidification material. Vacuum rapidly quenched technology is a significant method of preparing amorphous and nanocrystalline alloys.
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