• The design of the melting zone for extruder screw was optimized.

    讨论了挤出熔融优化设计问题。

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  • Combined with the former experiment for solid conveying zone and melting zone, the torque for extruding zone was obtained.

    结合课题组过去所做的固体输送熔融段两段实验,得出了各实验条件下螺杆挤出扭矩

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  • The improvement results from a change in the essential constitution of the soft melting zone when charged with an ore and coke mixture.

    获得改善原因在于混装层的结构发生了质的变化

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  • The paper deals with the formation of melting zone in the interface of explosive cladding austenitic stainless steel/normal low alloy steel system .

    本文研究了奥氏体不锈钢/普通合金钢焊复合钢板界面区的形成

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  • Magnetotelluric data collected on the Tibetan Plateau have imaged a major zone of partial melting in the crust, that agrees well with geodynamic models for this continent continent collision.

    青藏高原采集的大地电磁资料描绘了地壳中的主要局部熔融区域结果大陆碰撞地球动力学模型的结果相一致。

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  • Causes include heating too quickly in the feed zone, melting too slowly in the transition zone, insufficient mixing, and excessive heat loss in the adapters or die.

    其原因包括喂料加热时间过渡熔融太慢混合不良、在口模中存在过多热量损失

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  • The methods of preparing high purity iron include solvent extraction, ion exchange, electrolytic refining, zone melting, and so on.

    本文介绍了溶剂萃取离子交换电解精炼区域熔炼冶金提纯方法高纯铁制过程中的应用。

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  • By controlling combustion temperature or adding kaolin clay to make alkali metal salts into high melting substances, coking can be avoided in dense phase zone.

    通过控制相区燃烧温度添加高岭土使之与碱金属钠盐形成熔点物质避免密相区结焦

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  • Whole weldment includes practically elastic deformation zone, compressive plastic deformation zone, tensile plastic deformation zone and melting pool.

    整个焊接板弹性变形压缩塑性变形区、拉伸塑性变形区池组成

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  • ZMR (zone melting recrystallization) apparatus is introduced, and the processing characteristic of ZMR is studied.

    研究结晶(ZMR)设备及其工艺特点

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  • A series of general formulae of impurity concentration distribution along the ingot after point-doping zone melting has been derived.

    得到了点掺杂杂质沿锭长分布一系列普遍公式

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  • In order to improve the purity of industrial product, Antioxidant BHT was purified by the methods of recrystalize and zone melting.

    提高防老剂BHT纯度,采用重结晶区域熔融工业品防老剂BHT进行提纯

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  • It has been investigated to the laser melting process and the merging parts microstructure and the elements distribution of coating-metallic substrates interface zone.

    对涂层-金属基体界面区的激光熔合工艺熔合区的组织结构元素分布进行了研究

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  • It is found that the structure of the hardened phase in melting and transformation zone is very tiny, the martensite appears to be tiny acicular and possesses twin substructure.

    熔化区固态相变硬化组织极为细小马氏体呈微细针状,具有孪晶亚结构。

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  • There were many methods for preparing cobalt metal of 99.999% purity, such as extraction, membrane separation, ion exchange, electrolysis, zone melting etc.

    目前制备99.999%以上金属高纯制备方法很多,主要制备工艺有萃取法,分离法离子交换法,电解法区域熔炼法方法。

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  • If the length of melted zone is thought invariable for a given kind of alloy, the temperature gradient increases with the rising of the EB power and zone melting rate.

    考虑长度不变条件下,固液界面前沿温度梯度随抽拉速率的增加而增加

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  • The evidences indicate that the magmas are formed by melting of pyrolite and eclogite (ancient basaltic oceanic crust) in the axial zone of mantle plume.

    说明它们地幔部,地幔岩辉岩(玄武质)组成的源区产生的岩浆形成的。

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  • The temperature gradient in front of S/L interface was measured on Zone Melting Liquid Metal Cooling(ZMLMC) directional solidification apparatus.

    定向凝固区域熔化液态金属冷却固液界面前沿温度梯度进行了测定

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  • Preparing principle and preparation technology of Mo and Mo-Nb alloy single crystal and structure and component of electron beam floating zone melting are introduced.

    介绍了钼-单晶制备原理制备工艺电子束区域熔炼炉组成结构

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  • There are some streamline microstructures and a slight grain melting in the heat affected zone on the side of pure copper.

    接头紫铜一侧影响出现明显须状组织晶粒微的迹象。

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  • An increase in microhardness of the laser treated zone after laser melting may be attributed to fine precipitates formed in melted zone and to the transformation of retained austenite.

    激光处理区的硬度由于晶粒细小强化相存在而得到提高

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  • The Central Axis Scenic Road, taken as the city's historical and cultural symbol, runs through the Central Zone as a "green center" of spatial sequence, and melting into nature terminally.

    中轴景观作为城市文脉象征贯穿中心区形成空间序列绿色中枢;

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  • The Melting Short, which lasts for one minute, directed in 2006, presented itself in the One-Minute Video Exhibation in Art Zone 798.

    2006年拍摄分钟短片《融》,并798艺术参加“一分钟影像制造”展览。

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  • The Melting Short, which lasts for one minute, directed in 2006, presented itself in the One-Minute Video Exhibation in Art Zone 798.

    2006年拍摄分钟短片《融》,并798艺术参加“一分钟影像制造”展览。

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