第一定律

由热力学第一定律可知，LNG气化时必然会释放大量的冷能。

According to the first law of thermodynamics , LNG releases a great quantity of cold energy during gasification .

本文采用热力学第一定律分析了热源温度对理想VM循环性能的影响和实际VM循环热泵的各项不可逆损失，运用有限时间热力学分析了量子VM阶梯循环。

Thermodynamic analysis based on the first law is processed to point the influence of the heat source temperatures to the performances in ideal VM cycle , and the irreversible losses in actual VM cycle heat pump . Quanta VM cycle is ladder optimized using finite time thermodynamics .

对于访问频率较高的Web对象，利用Zipf第一定律建模；

For the high frequency Web objects , we make use of Zipf 's law to model ;

以Fick第一定律为基础建立了提取模型；

Based on Fick ' first law , the extraction model was established ;

P-V图与热力学第一定律中的诸量

P-V Diagram and some Physics Quantum of First Thermodynamics Theorem

基于Fick第一定律建立的混凝土碳化理论模型在实际预测中广泛应用。

Concrete carbonization model base on Fick 's First Law is used abroad in practical prediction .

本文在用傅立叶（Fourier）热传导定律和热力学第一定律进行理论分析的基础上，独立编制了适合于激光辐照的一维和二维热传导数值模拟程序；

Based on theoretic analysis of Fourier heat transfer law and first thermodynamic law . we program the heat transfer numerical simulate programme of one dimension and of two dimensions that fit laser irradiation .

应用Fick第一定律，探讨了气态物质的质量转移、吸气速率等过程。

According to Fick 's first law , removing and absorption rate of the gaseous sub - stances had been discussed .

从热力学第一定律、金属-半导体接触等不同角度详细解释了热平衡（零偏下）时pn结不可能对外输出电压和电流的原因。

It is explained from both thermodynamics and metal semiconductor contact points of view why a pn junction cannot output voltage or current at a thermal equilibrium condition ( under a zero bias ) .

用PV图和TS图讨论理想气体状态方程、热力学第一定律及热容C，其优点较为直观。

This paper discusses the State Equation for Ideal Gases , the First Law of the Thermodynamics and Heat capacity with the PV figures and TS figures which make it easy to find the heat , work and energy change .

利用Matlab软件借助计算机验证了所得结论，并模拟了相应动力系统的Feigenbaum第一定律。

Furthermore , the research conclusions are verified by taking advantage of a computer and Matlab software . Specially , the Feigenbaum 's first law for two concrete discrete dynamic systems is stimulated .

Kalina循环的热力学第一定律分析

An Analysis of Kalina Cycle Based on the 1 ~ ( st ) Law of Thermodynamics

本文从环保、安全和理化特性等方面对自然工质CO2进行了综合评价，运用热力学第一定律进行了跨临界CO2热泵的理论循环分析。

In this paper , the comprehensive evaluation of CO2 refrigerant is conducted in terms of environment protection , safety , thermophysical characters and so on . The basic trans-critical CO2 heat pump theory cycle is analyzed by using the first law of thermodynamics .

用热力学第一定律和第二定律，对三种双级压缩带膨胀机的CO2跨临界循环进行热力学分析，并分别从系统的性能系数、效率、中间压力以及排气温度等方面进行了比较。

Three types of CO 2 transcritical two-stage compression cycles with expanders are analyzed by both the first and the second laws of thermodynamics . The coefficient of performance , exergy efficiency , inter-stage pressure and discharge temperature for the three cycles are compared respectively .

文中除了对Fick第一定律进行数学推导外，还指出这种方法的不足，还要考虑油气生成年龄和开始向地表运移至今的时间。

In addition to the derivation of Fick first law equation , it is pointed out that the using of the equation is not enough to solve the problems about the theory of geochemical petroleum exploration .

建立模型时，先分析了离子交换的物理机理，从Fick第一定律和第二定律出发，经过严格的数学推导得到离子交换反应方程。

To set up the model , the physical mechanism is analyzed carefully . From the Fick 's first law and the second law , the equation of ion-exchange is obtained by the exact math analysis .

分析了致密煤层气开采运移机理，引入了Langmuir等温吸附定理与Fick第一定律，分别描述了致密煤层气的解吸和扩散，建立了致密煤层气三维两相运移数学模型。

The mechanism of migration and production for coal seam gas has been investigated . A three-dimensional , two-phase mathematical model has been established . The model introduces Langmuir isothermal absorption theory , the first Fick law to consider the absorption and diffusion of coalbed methane .

从热力学第一定律的角度出发，选取P-R方程作为氨-水混合物性质的基本计算公式，对一级蒸馏Kalina循环进行了热力学分析。

Based on the first law of thermodynamics and the properties of ammonia-water mixtures estimated by Peng-Robinson equation of state , a thermodynamic analysis of a representative Kalina cycle - the stair distillation cycle was presented .

美学第一定律与西方现代美学之失

The Aesthetics First Law and the Loss of Modern West Aesthetics

脉管制冷机的热力学第一定律和第二定律分析

Thermodynamics First Law and Second Law Analysis for Pulse Tube Refrigerator

牛顿第一定律对于孤立物体是普遍适用的。

Newton 's first law for isolated bodies is universally valid .

同样，牛顿第一定律也未正确地解释这一事实。

Newton 's first law again does not correctly describe the facts .

戈森的“需求第一定律”及其影响。

Gossen 's " first law of demand " and its implications .

牛顿之热力学的第一定律是？

What 's the law of thermodynamic energy by newton ?

热力学第一定律、第二定律的能量概念及延展

Concept and Extension of Energy in First and Second Law of Thermodynamics

不可能，这会和第一定律冲突。

Impossible , it would conflict with the first law .

牛顿第一定律的实质、地位和作用

Essence , position and effect of Newton 's First Law

开放系统中的热力学第一定律

The Investigation of the First Law of Thermodynamics in an Open System

所有的人都在遵循热力学的第一定律。

All human beings obey the first law of thermodynamics .

热力学第一定律的微观阐释

The Micro Explanation of the First Law of Thermodynamics