查询词典 thermodynamics

Furthermore, according to the Miedema's model and the calculation method proposed by Alonso, the Gibbs free-energy diagrams of these systems were constructed. From the viewpoint of thermodynamics and kinetics, the amorphization mechanism and the rules of phase evolution during IBAD process were reasonably interpreted.

文中根据Miedema模型和Alonso提出的计算方法，构建了各系统的Gibbs自由能图，并从热力学和动力学两个方面，对IBAD过程中非晶的形成机制和相演化规律进行讨论，提出了合理的解释。

In this paper,the condition that gas flow through wood in the pattern of linear flux wasdetermined from the theories of thermodynamics and fluid mechanics.The expression of flow-resistor of tracheids is reduced with the continuity equation and the equation of motion indifferential form.The flow-resistor network is constructed by means of the theory ofpercolation.The equivalent flow-resistor was evaluated by utilizing the real spacerenormalization approach.

本文根据针叶材管胞的解剖结构，运用孔隙介质流体力学的理论，导出了管胞关于气体渗透流阻的数学表达式；继而根据管胞纹孔在三个纹理方向上的连接特性，利用管胞流阻建立了一个描述针叶材三个纹理方向气体渗透性的三维流阻网络；然后运用实空间重整化变换的方法，求解试件流阻网络三个纹理方向的等效流阻，并由此计算试件相应的气体渗透系数；最后用我国南方常见的人工林马尾松木材试件进行渗透系数实际测量，与理论计算结果进行对比分析，以验证三维流阻网络及其理论的准确性。

So some study on thermodynamics based on VO initiatively is not proper.

本文对这些影响因素作了较为全面的实验研究。

In this paper, finite-time thermodynamics is applied to optimize the intercooling pressure ratio and the heat conductance distribution of hot- and cold-side heat exchangers, intercooler and regenerator of a real closed intercooled regenerated Brayton cycle. Double-maximum efficiency is obtained by further optimizing the total pressure ratio. The effects of some important parameters on the optimal results are analyzed by detailed numerical examples.

该文应用有限时间热力学方法研究了实际闭式燃气轮机循环热效率最大时高低温侧换热器、回热器和中冷器的热导率最佳分配和最佳中间压比分配；进一步对总压比优化可得到双重最大效率；分析了循环的一些重要参数对性能的影响。

Finite-time thermodynamics was applied to analyze the characteristic of the cycle dimensionless power output the efficiency and the optimal intercooling pressure ratio of an irreversible closed intercooling regenerated Brayton cycle coupled to constant-temperature heat source.

用有限时间热力学方法首次研究了恒温热源条件下不可逆闭式中冷回热燃气轮机循环的功率、效率以及中间压比特性，导出了无因次功率及效率的解析式。

Hydrophobic-hydrophilic macroporous polydivinylbenzene/polyacrylethylenediamine interpenetrating polymer networks (PDVB/PAEM IPN) were prepared by the sequential suspension polymerization method. These were composed of two networks, of which one was hydrophobic and the other was hydrophilic. The objective of this work was to study the adsorption thermodynamics and adsorption kinetics of this hydrophobic- hydrophilic IPN. The focus was on adsorption isotherms of vanillin at different temperatures, and these fit well into the Freundlich adsorption isotherm. The isosteric adsorption enthalpy, adsorption Gibbs free energies and the adsorption entropy could be calculated according to thermodynamic functions.

采用分步悬浮聚合法制备了具有疏水性能的聚二乙烯基苯(polydivinylbenzene， PDVB)为第一网，具有亲水性能的聚丙烯酰乙二胺(polyacrylethylenediamine， PAEM)为第二网的疏水／亲水大孔聚二乙烯基苯／聚丙烯酰乙二胺互穿聚合物网络(interpenetrating polymer networks， IPN)，研究这类疏水／亲水IPN组成的树脂对吸附质的吸附热力学和吸附动力学；测定了该树脂对香兰素在不同温度下的吸附等温线，吸附等温线符合Freundlich等温吸附方程，利用热力学函数关系计算出了吸附焓、自由能和熵变。

According to classical thermodynamics, the energy relations between forward and reverse Carnot cycles between two isothermic reservoirs satisfy the principle 'it is equal in quantity and opposite in direction'.

按经典热力学，工作在两恒温热源间的正、反卡诺循环能量满足：&大小相等，方向相反&的原则，而实际热机、制冷机与热泵，由于热阻、摩擦、涡流、热漏等不可逆因素的存在，正、反卡诺循环能量不再满足此原则。

The correlation between liquid fragility of alloys and micro/maro -properties in liquids or their corresponding solids, as well as the correlation between liquid fragility and potential energy landscape, is of great significance for understanding the nature of liquid fragility and the relationship between thermodynamics and dynamics,.

研究金属液体的脆性性质与液体中微观或固体中宏观性质的联系以及研究其液体的脆性与能量图谱的联系，对于揭示液体脆性的本质、热力学与动力学性质相关性问题以及能量图谱的量化工作具有深远的意义。

According to the thermodynamics,it was discussed the possibility of reduction of sodium metaborate to produce sodium borohydride.

首先从热力学角度讨论偏硼酸钠还原生成硼氢化钠的反应；根据吉布斯函数，讨论反应进行的必要条件。

According to the thermodynamics , the value of enthalpy, entropy, Gibbs free enthalpy, it was discussed the possibility of reduction of sodium metaborate to produce sodium borohydride.

本文从反应焓、反应熵以及吉布斯自由能等热力学函数，分别讨论了由偏硼酸钠还原制备硼氢化钠反应的可能性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。