enthalpy of fusion是什么意思

网络释义

用法例句

Firstly, we report the data of some physical actions including melting enthalpy(ΔH) and melting entropy(ΔS) of benzoic acid 4 trans (4′ n alkylcyclohexyl) n alkylphenol esters(nmAEAH or nCEAH).

首次报道了 4 (4′烷基环己基 )苯甲酸烷基酚酯 (nmAEAH ,nCEAH)系列化合物的部分物理行为参数包括熔化焓 (ΔH)、熔化熵 (ΔS)。

The enthalpy and entropy of the phase transition derived from the heat capacity data were to be 13.

2 79K ,摩尔熔化焓和摩尔熔化熵分别为 1 3 。

And their effects which made on the determinations of metal melting point, enthalpy and DSC′s thermal resistance (R 0) were suggested.

对瑞士梅特勒 -托利多公司生产的 DSC82 2 e差示扫描量热仪 (differential scanning calorimetry)的测量精密度进行了探讨 ,考查了样品质量、样品种类、扫描速率、样品盘对熔点和熔化焓的测定以及仪器热阻 R0 影响 。

In this paper,the melting temperature and melting enthalpy of selected CaO-Al_2O_3-MgO slag system with lowmelting -point zone were investigated by a melting point testing instrument and DSC thermal analyzer to explore a reasonable slag system for the requirement of unpolluted deoxidization between molten steel and slag.

为了探索可满足渣金间外加电场脱氧的合理基础渣系,通过半球点测试仪、DSC对CaO-Al_2O_3-MgO渣系低熔点区的熔化温度和熔化热焓进行了研究。

In this paper,the melting temperature and melting enthalpy of CaO-SiO_2-Al_2O_3-MgO slag were investigated by the DSC thermal analyzer to explore the influence of CaO and SiO_2 content on melting properties for slag.

通过测定熔渣升温过程中的DSC曲线,观察其升温过程中发生的熔化相变温度以及熔化热焓,研究CaO和SiO_2含量对CaO-SiO_2-Al_2O_3-MgO熔渣熔化性能的影响。

A novel three dimensional temperature analytical model for gas metal arc welding(GMAW) was presented,in which the effect of droplet entropy on welding penetration during welding was considered.

提出了一种新型GMAW(gas metal arc welding)三维温度场解析模型,将焊接过程中熔滴热焓对熔透成形的影响考虑在内。

The distribution model of droplet heat content inside the surface deformed weldpools wasestablished through analyzing energy and momentum in metal transfer processes.

通过对熔滴过渡过程的能量和动量分析，建立了熔滴热焓量在表面变形熔池内部的分布模式，以此为基础采用数值模拟技术研究了熔滴过渡类型和表面活性元素对MIG焊接熔池流场的影响，揭示了溶液过渡类型和表面活性元素与HIG焊接熔池流场的相互影响规律，并对计算模型的可靠性进行了实验验

The methods for determination of the melting enthalpy and melting point of higy purity stannum by using precision adiabatic calorimeter are described, and the results are given.

介绍了用精密绝热量热计测定高纯金属锡的熔化焓、熔化温度及样品熔装的方法和结果。

The change in heat content is called the enthalpy change, △H.

热焓的变化称为焓变△H．

In the present investigations both integral and partial onthapis of solution of alumina in molten cryolite were determined as a funetion of composition with a high teupercature calorimeter.

用高温量热计测量了氧化铝在冰晶石熔体中的溶解热焓和偏摩尔溶解热焓。

Study on Test Conditions of the Melting Enthalpy about PEG_(10000) Measured by Using DSC

采用DSC测量PEG_(10000)熔融焓变测定条件的研究

A change in enthalpy also takes place when a change of phase occurs.

相发生变化时，焓也发生变化。

The Application of Free Enthalpy-Oxidation Diagram In Inorganic Chemistry;

无机化学中自由焓——氧化态图的应用

Calculations of Formation Enthalpies of Al-RE Intermetallics

铝-稀土金属间化合物形成焓的计算

To melt(a solid)by heating.

熔化通过加热熔化固体

refractory compound

难熔［高熔点］化合物

capable of being melted and fused.

可以被熔化或熔融的。

To melt(metal)and pour into a mold.

熔化，熔制把（金属）熔化并注入模子

Theinflueree of the addive on these enthalpies were obtamed.

测量了添加剂对氧化铝溶解热焓的影响。

Analysis on the process and computation of enthalpy increment in chemical reaction heat experiment;

化学反应热实验的过程分析及焓变计算

A New Structural Parameter Used for Estimating Standard Molar Enthalpy of Formation of Compounds;

一个用于预测化合物生成焓的新结构参数

Calculation of Heat Balance in Chemical Reaction Course;

化学反应过程中热量衡算——焓差计算技巧

Selection and analysis of relative change reference of efficiency for equivalent enthalpy drop methods

等效焓降法效率相对变化基准的选择与分析

The act or procedure of liquefying or melting by the application of heat.

熔化，熔解借助热量液化或熔化的行为或过程

Capable of being fused or melted by heating.

易熔的，可熔化的通过加热能被融化或熔化的