• Low temperature toughness is remarkably improved by grain refinement.

    晶粒细化显著提高了钢的低温冲击韧性

    youdao

  • It is shown that equal channel angular extrusion is a new method of grain refinement.

    实验证明通道转角挤压技术细化晶粒方法

    youdao

  • And the precipitation of Nb has the effect of precipitation hardening and grain refinement.

    中铌沉淀析出具有沉淀强化晶粒细化作用

    youdao

  • The most effective approach for grain refinement is to lower the finish rolling temperature.

    降低轧变形温度组织细化有效

    youdao

  • The results show that the instrument can reach the demand of ultrasonic peening grain refinement.

    试验结果表明设备可以满足超声表面晶粒细化冲击要求

    youdao

  • The grain refinement rate of the ingots increases with the increase of ultrasonic application time.

    随着超声处理时间增加铸锭细化急剧增加

    youdao

  • The mechanism of the self grain refinement of metals has been studied onthe heredity theory of metals.

    根据金属遗传原理探讨了晶粒自身细化机理

    youdao

  • One of the main reasons of grain refinement is that radiation increases for hot steel with magnetic field.

    磁场作用于相变时引起高温辐射散热系数的增加导致晶粒细化主要原因之一

    youdao

  • The main factors that affect the grain refinement are heating and cooling rate, holding time and cycle index.

    影响细化效果主要因素加热速度保温时间冷却速度循环次数

    youdao

  • The grain refinement strengthening not only enhances strengthening of steel, but improves toughness and plastic.

    其中的强化不但可以提高强度,而且还可以提高塑性韧性。

    youdao

  • The strengthening mechanism was proved as the result of the combination of surface deformation and grain refinement.

    强化机理表面强化效应细化效应相结合

    youdao

  • The morphology of the powders was studied by SEM and EDS, on which the discussion of grain refinement mechanisms is based.

    利用SEM能谱分析研究微观形貌变化,并对磨粉末的晶粒细化机理进行了一定的研究。

    youdao

  • The modeling results can be used to investigate the grain refinement mechanism for the electrolytic low-titanium aluminium alloy.

    对于研究电解铝基合金细化机理提供数值基础。

    youdao

  • On the basis of the above, gear steel's hardenability, grain refinement and nonmetal inclusion control elaborate have been discussed.

    基础上淬透性影响因素晶粒细化非金属夹杂物控制进行详细研究。

    youdao

  • The grain refinement and formation of intermetallic play an important role for improving the performance in the laser cladding layer.

    激光熔覆中的晶粒细化金属间化合物形成性能提高起到重要作用

    youdao

  • The grain refinement begins from the center ellipsoidal zone, and then gradually expands to the vertical edge zone and conical contact zone.

    细化首先开始易变形相继扩展纵向边区接触锥形区。

    youdao

  • The effects of modification, grain refinement, polystyrene pattern, pouring temperature on aluminum alloy porosity in LEC process is studied.

    探讨变质晶粒细化浇注温度聚苯乙烯模样等消失模铝铸件针孔的影响。

    youdao

  • The experimental results show that the grain refinement effects of titanium added to pure aluminum by different methods are all very obvious.

    结果表明不同方式强的细化作用

    youdao

  • The mechanism of grain refinement during cast-rolling process with ultrasonic treatment is discussed, and the presented problems are pointed out.

    探讨超声波空化现象及声流作用对铸轧铝板组织细化作用的机制。指出目前超声波铝铸轧过程存在问题。

    youdao

  • In the final heat treatment using circular quenching grain refinement effect is good, three times quenching refinement of grain can achieve 10 levels.

    最终热处理采用循环淬火晶粒细化效果淬火细化晶粒达到10

    youdao

  • It was also found out that proper re element addition could increase the toughness of the weld metal and improve its microstructure by grain refinement.

    适量的稀土元素改善焊缝金属组织形态、细化晶粒提高韧性

    youdao

  • The present situation of development and application of master alloy refiners and mechanism of grain refinement in aluminum alloys was analyzed and discussed.

    分析讨论了中间合金铝合金晶粒细化处理研究应用现状及其细化机理

    youdao

  • It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.

    评述铝硅活塞合金种类化学成分晶粒细化变质处理,合金化热处理工艺等优化手段

    youdao

  • The research about the effects of mechanical physics, physical fields, grain refiners on the grain refinement of Aluminum and alloys is analyzed and discussed;

    分析讨论机械物理物理晶粒细化剂对合金晶粒细化处理研究及其细化机理;

    youdao

  • The grain refinement of aluminium with no alloy pollution can be achieved by adding rapidly solidified sheet into aluminium melt with same chemical composition.

    采用快速凝固技术获得激冷片,将其加入成分实现铝的无合金污染晶粒细化

    youdao

  • Through the microstructure observation and hardness test of extrusion specimen, the grain refinement effect of AZ31 magnesium alloy under ECAP process was studied.

    挤压试样进行显微组织观察硬度测试,研究等通道挤压工艺ECAPAZ31镁合金的晶粒细化效果

    youdao

  • Superalloys is a sort of hardly cutting material, the influence of grain refinement to machinability of superalloys was studied through contrasting different grain.

    高温合金属于加工材料,本文对比研究了高温合金样件晶粒度其加工性能影响

    youdao

  • Surface grain refinement of turbine blades in Ni based superalloy K18 were studied by comparison of experimental results in different alloys and mold surface materials.

    选用K 18合金纯金属不同面层细化料,通过实验对比研究了镍基高温合金叶片表面晶粒细化机理。

    youdao

  • In order to improve the cold fatigue, hot fatigue and mechanical fatigue resisting performance of the moving blade, grain refinement is required for the casting surface.

    为了提高叶片冷热疲劳机械疲劳性能铸件表面进行晶粒细化

    youdao

  • In order to improve the cold fatigue, hot fatigue and mechanical fatigue resisting performance of the moving blade, grain refinement is required for the casting surface.

    为了提高叶片冷热疲劳机械疲劳性能铸件表面进行晶粒细化

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定