在微热的空气中有一种僵硬、凝固的感觉,他们几乎陌生人般的站着,“奇怪的一起站在一个新的生活顶点上”。
There is a starched, stilted feeling in the tepid evening air as, almost strangers, they stand, "strangely together, on a new pinnacle of existence".
研究基于热传输理论的熔融金属从液体转变到固体状态变化过程是铸件凝固研究的重要分支。
Research on that metallic melts transforms from liquid to solid state based on heat transfer theory is an important discipline in casting solidification.
分析不同界面热阻对温度分布以及凝固过程的影响。
The effects of interface thermal resistance on the evolution of temperature and solidification are discussed.
开发了一种描述连铸坯凝固过程的热传输数学模型。
A computational heat transfer model to describe the freezing process of continuous casting slab is developed.
本文利用大型非线性有限元通用程序对定向凝固结晶的气冷叶片进行了热弹性分析。
A general nonlinear finite element code has been applied to thermoelastic stress analysis of directionally solidified air cooled turbine blades.
传统的顺序凝固原则,是按热节圆比例放大的方法确定厚大铸铁件的冒口,其中存在错误。
According to conventional sequence solidification principles, de-signing riser size of heavy castings by proportionally magnifying the heat center circle is wrong.
在空心钢锭凝固过程中,芯子内套筒与冷却介质之间的换热条件对空心钢锭的凝固过程及质量有着重要的影响。
During solidification of hollow ingot, its solidification and quality are seriously affected by the heat transfer boundary conditions between inner sleeve of core and cooling medium.
在炉缸底部炭砖热面筑砌一层陶瓷垫,直接影响炉底渣铁凝固层的形成。
Lining a layer of ceramic pads at the bottom of hearth can directly influence the slag-pig solidified layer.
在此基础上采用有限单元方法数值求解模型,并运用热焓法处理凝固潜热,得到了一定工艺条件下的稳态凝固温度场。
Using enthalpy to deal with latent heat of solidification the numerical model is solved by finite element method, and a steady temperature field can be obtained under a certain condition.
得到有益于认识铸件中此类接头凝固特性和热节位置的变化规律,对工艺设计者认识和防止成型过程中产生凝固收缩缺陷是很必要的。
The results are very important to understand the solidification characters of steel castings with T conjunction and to estimate the position of the hot-spot in the castings to avoid shrinkage defects.
自然凝固工艺制备的nr热降解反应的表观活化能高于甲酸凝固工艺制备的nr热降解反应的表观活化能。
The apparent activation energy of thermal degradation reaction of the NR by natural coagulation is higher than that coagulated with the technology of formic acid.
研究了亚共晶、过共晶铸铁合金液在不同热状态下的凝固组织,以及组织对力学性能的影响等。
The microstructure solidified under different thermal conditions and its effects on mechanical properties of cast iron have been studied.
在肝癌介入微波热凝固疗法中,肝癌肿瘤的不规则性是治疗中的一大难题。
The abnormity of the liver tumor is a difficult problem in the invasive microwave coagulation.
根据铝带坯连续铸轧过程瞬态凝固、流变成形的特点,同时考虑影响辊套与铸坯传热界面的接触热导问题,建立了铝带坯连续铸轧过程热力耦合有限元分析模型。
According to the characteristics of transient solidification and rheological forming in continuous roll casting process, a set of thermal-mechanical coupling equations had been set up.
目的评价上胸段硬膜外阻滞配合适当镇静用于肺癌集束射频热凝固治疗术的麻醉效果及安全性。
Objective To evaluate the anesthesia efficacy and safety of superior thoracic epidural block combined with proper sedation in patients with radiofrequency ablation of lung cancer.
对热型连铸锌铝合金定向凝固线材的铸态及热处理组织进行了观察、分析和讨论。
The as cast and heat treatment microstructure of ZA alloy rod directionally solidified by continuous casting has been analyzed.
本文使用基于温度场的凝固补缩模型来进行热裂纹数值模拟。
Hot crack numerical simulation has been handled by 'solidification-feeding' model based on temperature field.
通过分析文献实验数据,得出了在整个凝固过程中热传递系数与空气隙成反比的半经验耦合表达式。
A semiempirical inverse equation was used to characterize the HTC air gap relation across the whole stages through the analysis of the experimental data of the literatures.
目的探讨射频热凝固治疗慢性宫颈炎的疗效。
Objective To investigate the curative effects radiofrequency (RF) ablation in treatment of chronic cervicitis.
超都必须或CT引导微波微创热凝固技术,是多年来研发的一种新的肿瘤治疗方法。
The treating technology with micro-wave, micro-cut and heating Solidifying leaded through ultrasonic or CT is a new way to treat the cancer in recent years.
根据热型连铸技术原理,建立了热型连铸凝固过程一维稳态温度场的物理、数学模型。
Based upon the principle of thermal-die continuous casting process, the physical and mathematical models of one-dimensional steady-state heat transfer for temperature field are established.
经过麦汁成型罐即输送到沉淀槽。分离热凝固物和清亮的麦汁。
From the formation vessel there is transport to the decanter. It provides the separation of trub and clear wort.
分离热凝固物和清亮的麦汁。
研究了机械振动对SHS铝热燃烧、陶瓷凝固及复合管组织性能的影响。
The influence of mechanical vibration is studied on SHS thermit combustion, ceramic solidification, as well as microstructure and properties of the static SHS process.
微波微创热凝固治疗恶性肿瘤技术已趋成熟,有望成为门诊治疗癌症的主要手段。
It has been grown up and is able to become main methods for clinic treating cancer.
结果表明,冒口安放处铸件的凝固时间延长80%以上,尤以热节处安放冒口凝固时间延长率最大。
The results show that with different location of risers the solidification time is delayed over 80 percent.
形状复杂的铸件热节多,相互之间又有较大的影响,其凝固过程不易准确掌握,这就为铸造工艺设计带来困难。
The solidification process of complex - shape casting is too complex to analyse with experiment or experienced method. This causes it very difficult to design the casting process correctly.
根据所得结果,给出了可供设计相变储热器用的总的凝固时间与壁面平均热流、相变材料的物性及边界条件之间的关系式。
By the calculated result, the charts correlating the dimensionless groups such as the entire solidification period, the average heat flux at the container wall, the thermal properties of the...
本文研究了酸奶凝固过程中嗜热链球菌及保加利亚乳杆菌两种混合发酵菌的生长代谢动力学。
In this paper, growth and metabolic kinetics of Lactobacillus bulgricus and streptococcus thermophilus in forming yoghurt process were measured.
在下文,笔者通过热传输量变化的概算得出二维定向凝固的进行对热传输量的要求趋势(这对于制定工艺是有必要的);
In the chapers that follows, the parameters of heat transfer are computed, the tendence of heat transfer about bi-directional solidification is obtained;
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