本文研究了微量元素钒、钛在非调质钢中的析出硬化作用和细化晶粒作用。
The precipitation hardening effect and the grain refining effect of trace elements vanadium and titanium in microalloyed steels were researched on.
钢中铌的沉淀析出具有沉淀强化和晶粒细化的作用。
And the precipitation of Nb has the effect of precipitation hardening and grain refinement.
强磁场作用于相变时引起的高温钢辐射散热系数的增加是导致晶粒细化的主要原因之一。
One of the main reasons of grain refinement is that radiation increases for hot steel with magnetic field.
在C194合金中加入稀土Y具有净化、去杂、细化晶粒的作用，同时改善铜合金的导电性、抗拉强度及其他力学性能。
Meanwhile it shows that Y can purify melt, refine the grain, improve electrical conductivity and the tensile strength of the C194 alloy.
结果表明：机械力化学作用能够细化晶粒、提高混合粉体的反应活性和诱导室温化学反应。
The results show that effects of mechanochemistry can fine crystalline particles, enhance the reaction activation of the milled mixtures and induce the chemical reaction at room temperature.
激光熔覆层中的晶粒细化和金属间化合物的形成对性能的提高起到重要作用。
The grain refinement and formation of intermetallic play an important role for improving the performance in the laser cladding layer.
钒元素还有细化晶粒的作用，并能改善脆性和磁场热处理效果。
In addition the brittleness and effect of heat treatment in magnetic field have been greatly improved and the grain size becomes smaller.
本文在实验室和工业试验的基础上对电磁振动和电磁搅拌的晶粒细化机理和效果进行了探讨，并获得满意的晶粒细化效果和消除偏析的作用。
In this paper, the effect of electromagnetic vibration and stirring on the fining of crystal grains and its mechanism are discussed based on the results from laboratory and industrial-scale tests.
发现冲击波的主要效应体现为对晶粒的破碎、细化和取向作用，对晶格结构几乎没有影响。
It is found that shock wave mainly changes the crystallite size and orientation, but has little effect on its lattice structure.
利用机械合金化过程产生的颗粒细化、晶粒细化、表面活化及储能作用可以达到上述要求。
The above requirement can be attained by the refinement of the granule and the crystalline grain, surface activation and store-energy effect obtained during the process of mechanical alloying.
载体光亮剂在氯化物镀锌中起着细化晶粒和增加主光亮剂溶解度的作用。
Carrier of brightener ACTS as fining the crystal size, making main brightener more soluble in chloride zinc plating.
低温轧制能够实现节能降耗，同时对细化晶粒也有一定作用。
The low temperature rolling technology can save energy. And it has function to the get fine crystal.
研究指出，应变诱发再结晶对细化晶粒和提高大角度晶界分数的作用明显地影响合金的超塑性能。
It is evident that the effects of strain-induced recrystallization on grain refining and on high-angle grain boundary fraction increasing affect greatly the superplastic properties of the alloy.
此非晶合金的形成是晶粒细化、球磨过程中的缺陷和应力等多种作用的结果。
The amorphous forming relates with variety of the crystal size, defect and stress during ball milling.
研究离子注入非晶合金、化合物形成、细化晶粒；离子注入改变金属表面性质的作用。
The effects of ion implantation on the formations of amorphous alloys and compounds, grain refinement and surface modification are described as the results of such studies.
但与掺锆相比，掺锡细化晶粒粒径的作用更为明显。
Results showed that doping Sn could play a role in reducing the grain size.
铌化物是在凝固过程中形成，具有细化奥氏体晶粒的作用，并分析研究了铌细化高锰钢奥氏体晶粒的机制。
The results indicate that niobium compounds form during solidification, leading to the refinement of austenite grains. The mechanism of grain refinement has been investigated extensively.
晶粒的细化和圆整化主要是在粉末颗粒内部各相之间的相互作用下完成的，而粉末试样的致密化主要是由粉末颗粒之间的相互作用完成的。
The refinement and rounding of grains are mainly completed by the interaction of internal phases, while the densification of the powder specimen is achieved by the interaction of the powder particles.
研究结果表明：超声波在熔体中产生空化作用，对7055铝合金熔体作超声处理能细化晶粒，提高强度，并能大幅度提高其塑性。
The results show that casting after ultrasonic treatment can obtain finer grain with homogeneous microstructure and higher strength meanwhile acquire strongly improved plasticity of the alloy.
研究结果表明：超声波在熔体中产生空化作用，对7055铝合金熔体作超声处理能细化晶粒，提高强度，并能大幅度提高其塑性。
The results show that casting after ultrasonic treatment can obtain finer grain with homogeneous microstructure and higher strength meanwhile acquire strongly improved plasticity of the alloy.
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