本文研究花岗岩的矿物相和重熔结构。
Mineralogical phases and remelting texture of granite are reviewed.
电渣重熔炉是电渣重熔过程的典型设备。
Electroslag remelt (ESR) furnace is the key equipment for the electroslag remelting process.
激光表面重熔对LY 12 CZ性能的影响。
介绍了晶纹镀锡中重熔工序的操作要点和安全要求。
Operating hints and safety requirement of re melting in crystal pattern tin plating were introduced.
利用高频感应重熔工艺对铁基电弧喷涂铝层进行处理。
The arc-spraying aluminum coating on iron substrate was treated by induction remelting.
本文介绍现代控制理论在电渣重熔计算机控制中的应用。
In this paper, the application of morden control theory to electroslag remelting process controlled by a minicomputer is recommended.
电渣炉是由溶渣实现电热转变的电阻炉(见电渣重熔)。
Electroslag furnace is made of slag change electric resistance furnace (esr).
钎料凸台和互连焊点的重熔是面阵封装的关键技术之一。
The manufacture of solder bump is one of the key technologies for area array packaging (AAP).
分析重熔铝锭设备机架整体振动的原因,提出改进措施。
The paper analyzes the reason for the vibrating of heavy foundry for aluminum ingot, and puts forward some improving measures.
传统的电渣重熔工艺存在着污染环境和比电耗过高的弊病。
Traditional electroslag remelting technology has the disadvantages of polluting environment and extremely high specific power consumption.
对电渣重熔高速钢轧材方型偏析形成原因进行了分析试验。
The origin of square segregation in high speed tool steel bars in electroslag refining is analyzed.
同时,本文还对PBGA钎料球激光重熔进行了试验研究。
At the same time, experiments on PBGA solder ball laser reflow were carried out.
这些特征表明层状混合岩是变质围岩经选择重熔交代而形成的。
So the results indicated that the layered migmatites are produced by anatexis and metasomatism of metamorphic wall-rocks.
本文根据生产实践总结了巨型锭电渣重熔的技术、质量和经济优势。
In this paper, the technologic, qualitative and economic advantages on gigantic ingot ESR process are summarized on the basis of the productive practice.
能量密度较小的激光重熔试样具有高于等离子喷涂试样的热震寿命。
It was indicated that the higher laser energy input is harmful for thermal shock lifetime of LR TBCs.
岩石属于大陆板内张性构造环境下高侵位形成的壳源重熔型花岗岩类。
The rocks are crustal remelting, shall level granites formed in a within-plate tensional tectonic environment.
本试验是在小型VAR炉上进行的重熔电流对熔池深度影响的数模研究。
The purpose of this experiment is to investigate a mathematical model of the influence of remelting current on bath depth in a small VAR furnace.
金属废料通常经过配混和重熔后生产与废料成分类似的或更多元的合金。
Scrap is usually blended and remelted to produce alloys similar to or more complex than those from which the scrap was derived.
这些缺陷都是真空电弧重熔过程的产物,与海绵钛和添加元素的粒度有关。
These defects result from VAR process, which relates to the size of titanium sponge and alloying elements before melting.
ZL101铝合金重熔后,浇注时间和浇注位置对其组织与性能影响很大。
Pouring time and pouring locations have obvious effects on microstructures and properties after ZL101 Al alloy is remelted.
本文介绍了真空开关触头材料电弧重熔工艺原理和电弧重熔系统及实验结果。
The processing principle and the experiment system and results of arc remelting for the contact material of vacuum switches are described in this paper.
介绍重熔淬火硬化处理凸轮轴工艺,以及供重熔淬火用的壳型凸轮轴的生产工艺。
The sedan camshafts re-melting and chilling process and production technique of shell mold camshaft castings to be re-melted and chilled were introduced.
电渣重熔(esr)钢所生产的冷轧辊能显著改善冷轧辊质量,提高轧辊使用性能。
The quality and service performance of large cold roll produced by electroslag remelting (ESR) ingot can be obviously improved.
实验结果表明:坯料的外形、成分、致密度对复合材料的重熔工艺有着重要的影响;
Result of the experiment show that, the shape , the composition and density have an important effect on the remelting process.
对三维准稳态激光重熔问题进行数值模拟,模型考虑了熔池内金属液体的流动和换热。
With the non staggered grids, a three dimensional quasi state laser remelting problem, considering heat transfer and fluid flow, is numerically simulated.
本品能优化与细化初晶硅及共晶硅形态及分布,变质具有长效性,重熔变质功效可遗传。
This product can optimize and fine the shape and distribution of primary crystal and eutectic silicon. The modification is long acting and remelting modification efficacy can pass down.
对重熔区显微组织进行了研究,研究表明:激光重熔区分为熔凝区、过渡区及热影响区;
The result of microstructures analysis show: there are melted zone , transient zone and heat affected zone in the laser melted layer.
对处于熔点以上的纯铝施加电脉冲,通过对铝锭的多次重熔实验,研究了其熔体结构的遗传性。
The heredity of pure aluminum melt under the action of pulse electric field was investigated by means of repetitious remelt experiment.
对处于熔点以上的纯铝施加电脉冲,通过对铝锭的多次重熔实验,研究了其熔体结构的遗传性。
The heredity of pure aluminum melt under the action of pulse electric field was investigated by means of repetitious remelt experiment.
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