笔者从宏观和微观两个方面对这一结果进行了分析，并结合社会交换理论对土地换保障这一社会政策进行了理论探讨。
The author made analysis in the results from both macroeconomic and microeconomic aspects, and make theoretical explanations on Land-for-security policy with the theory of social exchange.
对底部加热的被液体浸透的多孔物料床中的沸腾换热进行了实验和理论分析。
Experimental and theoretical investigations on boiling heat transfer in liquid saturated porous bed heated from below are conducted.
用半无限大导热理论对瞬态导热过程进行换热系数求解。
The heat transfer coefficient is obtained by solution of semi-infinity heat conduction theory.
作者从计量段的熔体输送理论着手分析熔体的流变性，应用传热学原理对高速挤出换热进行详细的数值分析。
The melt rheology is analyzed by using the theory of melt conveying, and using the theory of heat transfer analyzes the heat transfer in the high speed extrusion in detail.
提出柔性换热网络在初始设计阶段，考虑网络投入运行后，实施清洗维护时序安排的理论框架。
A theory framework is presented for flexible heat exchanger network (HEN) synthesis considering the scheduling of cleaning maintenance at initial design stage.
计算举例表明，理论同已做过的矩形爆电换能实验符合很好。
Examples in the calculation show that theory is in good accordance with the experimental results of the rectangular type.
本文对竖直两相闭式热虹吸管内的凝结换热进行了理论分析和实验研究。
This paper presents a theoretical analysis and experimental results of condensation heat transfer in the vertical two-phase closed thermosyphon.
依据夹点理论通常会产生以最大限度地回收系统能量为综合目标的换热网络综合，同时会产生一些闭合的匹配回路。
The synthesis of Heat Exchanger Network (HEN), aimed at reclaiming maximum system energy by means of pinch theory, often results in closed match loops.
本文根据两相流动换热理论，提出了一个板式换热器的稳态分布参数模型。
According to two-phase flow theory, a steady distributed parameter model of plate evaporator to simulate the plate evaporator is developed.
本文对水平管多孔表面的凝结换热进行了理论分析和实验研究。
In this paper, theoretical analysis and experimental investigations are carried out of condensation heat transfer on the porous surfaces of horizontal tubes.
本文利用灰色理论的GM(1,1)模型，对水泥回转窑换砖周期进行预测，取得了满意结果。
In this paper, the GM (1, 1) model based on the Gree Theory is used to predict the brick exchange period of cement kiln, and the available result is satisfactory.
分析了ZHT型自动换层阻尼托罐摇台的工作原理及理论。
The element and theory of ZHT cage-supported damping swing-deck with self-driven changed floor were analysed.
通过理论分析，研究了竖直细小管内水—空气环状两相流的蒸发换热特性。
Through a theoretical analysis a study has been carried out concerning the evaporation heat exchange characteristics of water-air annular two-phase flows in a vertical slender tube.
应用现代控制理论对自动换梭织机投按侧板振动的主动控制进行了研究，为振动主动控制的可行性提供了理论依据。
We have studied the feasibility of active vibration control of shuttle loom by using modern control theory and establishing the state-variable equation of the nexible beam and picking plate system.
从FDI理论、效果、政策等方面分析我国“以市场换技术”的引资战略未达到预期效果的原因。
Our "Getting technology by market" strategy hasn't gotten its expected effect. The reasons could be analyzed from the theory of FDI, the results and the policies of absorbing foreign investments, etc.
基于电路基本理论知识，推导出多馈入交、直流并联的高压直流输电系统耦合导纳和换相电压关系表达式。
Based on electrical circuit theory, the formulation of the relation between mutual admittance and converter commutation voltage of the multi-infeed HVDC system was given.
本文阐述了夹点理论的基本原理，及其在换热网络优化综合中的应用。
The basic principle of pinch technology and its application in the heat exchanger network synthesis are illustrated.
根据理论分析和实验结果得到了预测过渡沸腾换热的半经验公式。
A prediction correlation of transition boiling heat transfer was obtained by means of theoretical analysis and by using experimental data.
理论上，分析了低温容器表面水蒸气膜态凝结出现前后的换热机理。
The heat transfer mechanics before and after the film condensation formation was analyzed theoretically.
结果和方法对进一步完善基本对流换热过程的热力学评价具有一定的意义，同时为换热管双侧强化传热时性能的评价提供理论基础。
The results from this paper provide a reference for the thermodynamic performance evaluation on the basic heat transfer process through a duct and enhancement in double sides of duct.
实践证明，应用夹点理论指导换热网络的综合会取得很好的经济效益。
The industrial practice prove that the pinch technology is highly efficient for the heat exchanger network design.
讨论污垢与换热的理论关系，并详细模拟污垢热阻变化对该污水源热泵系统性能的影响。
The relationship between fouling and heat exchanging was discussed, and the performance of this system with the change of fouling thermal resistance was simulated.
主要对永磁无刷直流电动机换相过程进行理论分析，得到引起换相转矩脉动的原因。
The cause of producing the commutation torque ripple was mainly found by means of analyzing the commutation process of permanent magnet brushless DC motor in theory.
针对上述问题，该文基于换热理论提出了一种新的凝汽器压力估计值计算方法。
In allusion to the problems above, a new method on the basis of heat transfer theory to calculate the estimated value of condenser pressure was put forward.
通过理论分析，研究了竖直传热管内降膜-高速空气环状两相流的蒸发换热特性。
A theoretical analysis was carried out for evaporative heat transfer of annular two phase flow of liquid film and high velocity air in vertically heated tubes.
综述了直接接触式换热中单个液滴蒸发换热的理论与试验研究进展情况，以及在直接接触式换热器的整体换热研究进展状况。
Reviewing the theoretical and experimental research advancement of direct contact evaporating heat transfer of a single drop, and the whole heat transfer in direct contact heat transfer appliance.
这对将共振腔应用于换热器上以提高换热效果是一个很好的理论依据，特别是对改造工程领域中众多的换热器具有积极意义。
The results can provide a basis for applying the resonant chamber to enhance heat transfer, which has practical significance on rebuilding lots of heat exchangers.
在相似理论指导下用恒热流方法研究了封闭空间内单孔冲击局部换热系数。
On the basis of the similarity theory, the local impingement heat transfer coefficient of a single hole impinging on a plate in a limited space was studied with constant heat flux methods.
现阶段可供选择的换股比例方法并不统一，理论上还存在很多争议，不存在完善的方法和政策规范，每种方法都有其相应的优缺点和使用空间。
Now no convertible ratio is generally accepted, and it is still controversial in theory. Thus there is no perfect method and policy norm, and each method has its advantages and disadvantages.
现阶段可供选择的换股比例方法并不统一，理论上还存在很多争议，不存在完善的方法和政策规范，每种方法都有其相应的优缺点和使用空间。
Now no convertible ratio is generally accepted, and it is still controversial in theory. Thus there is no perfect method and policy norm, and each method has its advantages and disadvantages.
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