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润湿角因子
相关语句
  wetting angle factor
     The general equation of the quantity of metal grain was established by the theory of nucleation. Taking Zn-5%Al alloy as an example,the equation was resolved at different cooling rate and wetting angle factor by VB program.
     从形核理论出发,建立了金属结晶晶粒数的一般方程,利用VB编出的程序计算方程,并以Zn-5%Al合金为例对方程在不同冷却速度和润湿角因子下进行了计算分析。
短句来源
     The results show that when the wetting angle factor does not change for a given metal,the quantity of grains increases with increase of cooling rate and has a linear relation.
     结果表明,金属确定后,当润湿角因子不变,晶粒数随着冷却速度的增大而增大,基本呈线性正比关系;
短句来源
     At the same cooling rate,the quantity of grain decreases with increase of wetting angle factor and the relation between the quantity of grains and wetting angle factor is minus exponent with E-number.
     当金属液在同一冷却速度下冷却时,晶粒数随着润湿角因子的增大而减小,晶粒数与润湿角因子基本呈以自然对数为底的负指数关系。
短句来源
  “润湿角因子”译为未确定词的双语例句
     Furthermore, the relationship between critical cooling rate R c for glass formation and wetting angle θ has also been predicted.
     通过分析润湿角因子 f(θ)对合金形核与结晶过程的影响 ,获得了非晶态凝固所需临界冷却速率 Rc 与润湿角θ之间的关系
短句来源
     The surface area of effective catalysts per unit volume melt (SV) and the contact angleof effective catalysts in the melt (f()) in solidification processes were calculated by using themodel.
     利用该模型能计算工业合金凝固过程中单位体积熔体中有效异质核心表面积S_V和熔体中有效异质核心润湿角因子f(θ)。
短句来源
     The surface area of effective catalysts per unit volume melt (SV) and the contact angle of effective catalysts in the melt (f(θ)) in solidification processes were calculated with the model and the nucleation characteristic of the casting was analyzed.
     该模型能根据设计的参考试样的实验结果计算工业合金凝固过程中单位体积熔体中有效异质核心表面积Sv和熔体中有效异质核心润湿角因子f(θ),进而分析实际铸件的形核特性.
短句来源
  相似匹配句对
     Development of Wetness Angle Measuring Instrument
     润湿测量仪的研制
短句来源
     angle.
    
短句来源
     The New Method for Determining the Wetting-angle and Its Use
     润湿测定新方法及其应用
     LANDE'g FACTOR
     朗德因子
短句来源
     THE DEPOLARIZATION FACTOR
     退极化因子
短句来源
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Bulk amorphous Zr 41 Ti 14 Ni 10 Cu 12.5 Be 22.5 alloy has heen prepared by arc melting in ultra clean environment, which is related to high undercooling. Heterogeneous nuclei formed by oxidation on the sample surface facilitate the crystallization of alloy melt during solidification. Theoretical calculations have been accomplished to reveal the effect of wetting angle factor f(θ) on its TTT (time temperature transformation) diagram. Furthermore, the relationship between critical cooling...

Bulk amorphous Zr 41 Ti 14 Ni 10 Cu 12.5 Be 22.5 alloy has heen prepared by arc melting in ultra clean environment, which is related to high undercooling. Heterogeneous nuclei formed by oxidation on the sample surface facilitate the crystallization of alloy melt during solidification. Theoretical calculations have been accomplished to reveal the effect of wetting angle factor f(θ) on its TTT (time temperature transformation) diagram. Furthermore, the relationship between critical cooling rate R c for glass formation and wetting angle θ has also been predicted.

采用超洁净环境对 Zr41 Ti1 4 Ni1 0 Cu1 2 .5 Be2 2 .5 合金进行电弧熔炼 ,在 1 0 0~ 1 50 K/s的慢速冷却条件下 ,成功地制备出厚度大于 1 0 mm的非晶合金。这是一种在超洁净环境中的部分无容器凝固 ,可以获得较大过冷度。随着熔炼过程中氧含量的增多 ,由于合金表面被氧化 ,氧化物作为异质晶核强烈促使液态合金结晶。利用红外测温方法快速检测了合金在凝固过程中非晶的形成。通过分析润湿角因子 f(θ)对合金形核与结晶过程的影响 ,获得了非晶态凝固所需临界冷却速率 Rc 与润湿角θ之间的关系

An experiential nucleation model in solidification processes of the industrial alloys was established by introducing the experimental parameters. This model not only described nucleation rate of the alloys quantitatively, but also linked the nucleation rates with the final grain sizes. The surface area of effective catalysts per unit volume melt (SV) and the contact angle of effective catalysts in the melt (f(θ)) in solidification processes were calculated with the model and the nucleation characteristic of...

An experiential nucleation model in solidification processes of the industrial alloys was established by introducing the experimental parameters. This model not only described nucleation rate of the alloys quantitatively, but also linked the nucleation rates with the final grain sizes. The surface area of effective catalysts per unit volume melt (SV) and the contact angle of effective catalysts in the melt (f(θ)) in solidification processes were calculated with the model and the nucleation characteristic of the casting was analyzed. The model was also used to estimate the nucleation parameters of Al-7Si alloy and Al-7Si-0.55Mg alloy in the definite melting condition.

为了定量地描述多元合金的实际形核过程,引入实验参数,建立了工业多元合金凝固过程中的经验形核模型,该模型把形核率与最终晶粒密度联系起来.该模型能根据设计的参考试样的实验结果计算工业合金凝固过程中单位体积熔体中有效异质核心表面积Sv和熔体中有效异质核心润湿角因子f(θ),进而分析实际铸件的形核特性.利用所建立的经验形核模型,针对Al-7Si合金和Al-7Si-0.55Mg合金,计算了一定熔炼条件下的形核参数.

The general equation of the quantity of metal grain was established by the theory of nucleation.Taking Zn-5%Al alloy as an example,the equation was resolved at different cooling rate and wetting angle factor by VB program. The results show that when the wetting angle factor does not change for a given metal,the quantity of grains increases with increase of cooling rate and has a linear relation.At the same cooling rate,the quantity of grain decreases with increase of wetting angle factor and the relation between...

The general equation of the quantity of metal grain was established by the theory of nucleation.Taking Zn-5%Al alloy as an example,the equation was resolved at different cooling rate and wetting angle factor by VB program. The results show that when the wetting angle factor does not change for a given metal,the quantity of grains increases with increase of cooling rate and has a linear relation.At the same cooling rate,the quantity of grain decreases with increase of wetting angle factor and the relation between the quantity of grains and wetting angle factor is minus exponent with E-number.

从形核理论出发,建立了金属结晶晶粒数的一般方程,利用VB编出的程序计算方程,并以Zn-5%Al合金为例对方程在不同冷却速度和润湿角因子下进行了计算分析。结果表明,金属确定后,当润湿角因子不变,晶粒数随着冷却速度的增大而增大,基本呈线性正比关系;当金属液在同一冷却速度下冷却时,晶粒数随着润湿角因子的增大而减小,晶粒数与润湿角因子基本呈以自然对数为底的负指数关系。

 
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