查询词典 heat capacity

Internal pressure and molar heat capacity at constant volume were calculated for 13 kinds of liquids at 25 ℃ and 101.325 kPa including polar liquids, non-polar liquids and associative liquids.

以包括极性液体、非极性液体和缔合液体的13种液体为例，计算了它们在25℃及101.325kPa时的内压和摩尔定容热容。

A large negative molar heat capacity change of the binding,-53.3 kJ mol"1 K"1, at all temperatures examined suggests that hydrophobic interaction is a major force for the binding.

该结合过程的摩尔恒压热容为很大的负值-53.3 kJ mol~(-1 K~(-1)，这表明疏水相互作用是形成复合物的主要作用力。

The chemical potential, entropy and partial molar heat capacity of dissolved oxygen were combined to develop a rigorous thermodynamic model to estimate saturated concentration of oxygen in pure water.

将水作为溶剂主体，通过热力学分析导出了氧气在纯水中的溶解度模型。

The isobaric molar heat capacity Cp of the nano ZnO was measured with high precision adiabatic low-temperature calorimeter in temperature range from 83 K to 350 K.

纳米ZnO具备许多特殊性质，如：无毒和非迁移性、荧光性、压电性、吸收和散射紫外线能力等，因而具有广阔的应用前景。

The isobaric molar heat capacity C_p of the nano Al was measured with high precision adiabatic low-temperature calorimeter in temperature range from 108K to 385 K.

在温度108~385K，用精密低温绝热量热计测定了Al的等压摩尔热容，拟合出其等压摩尔热容与热力学温度的函数关系式。

In order to obtain the thermodynamic data of the synthesis of ethyl methyl carbonate from dimethyl carbonate and diethyl carbonate, the standard molar enthalpies of formation, Gibbs free energy and molar heat capacity under constant pressure are calculated by the method of Benson group contributions.

为了得到碳酸二甲酯和碳酸二乙酯酯交换合成碳酸甲乙酯反应的热力学数据，用Benson基团贡献法计算了相关物质的标准摩尔生成焓、吉布斯自由能和摩尔定压热容。

The isobaric molar heat capacity Cp of the nano Fe was measured with the high precision adiabatic low-temperature calorimeter in the temperature range from 84 K to 350 K.

在84-350 K温区，用精密低温绝热量热计测定了该纳米铁试样的等压摩尔热容，拟合出其等压摩尔热容与热力学温度的函数关系式：Cp=36.831+14.772x-5.4968x2-0.7099x3-1.3188x4，其中x=(T-234)／156。

The thermodynamic function data, including total energy, enthalpy, entropy, free energy and constant volume molar heat capacity for dibenzo-furan and 135 polybrominated dibenzo-furans, were predicted by fully optimized calculation and frequency analysis at the B3LYP/6-31G* level.

在B3LYP/6-31G*水平上对二苯并呋喃和135个多溴二苯并呋喃系列化合物进行了全优化计算和振动分析，得到各分子的总能量、焓、熵、自由能和恒容热容，研究了这些参数与溴原子的取代数目及取代位置的关系。

The standard molar special heat capacity of 1,1-diamino-2,2-dinitroethylene (FOX-7) was determined with two continuous Cp modes of a mircocalorimeter to be 176.56 and 176.02 J·mol－1·K－1 at 298.15 K, respectively.

应用Micro-DSCⅢ微热量仪的两种连续比热容测定模式对1，1-二氨基-2，2-二硝基乙烯(FOX-7)比热容进行了测定。

By combining these indices with seven thermodynamic properties reported in literature of such PCBs, including standard entropy (S0),standard enthalpy(H0),standard free energy(G0),total energy,thermal energy correction,zero-point vibration energyand constant volume molar heat capacity (C0V), a series of quantitative structure property relationship .

本文在前面工作[13-14]的基础上，建构了一种新的定位指数mW及基团对应指数D，用mW结合D与多氯联苯的热力学性质进行关联，建立了良好的预测模型，取得了与文献方法[15]同样优良的估算和预测结果，而本法采用的变量较少，计算也较为简便。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。