2000, 22(4):1.
Abstract:In order to shift the risks of housing finance, thus support the development of housing finance in China, this paper puts forward two patterns of instrument for shifting the risks: market transaction and non-market promise on a voluntary basis.
GUO Jing-song , LONG Teng-rui , HUO Guo-you , Wang Hong
2000, 22(4):6-12.
Abstract:In this paper, a back propagation network, a Hopfield network, Fuzzy comprehensive index method and classification of gray are compared in application for water quality assessment. The comparison result shows that the BP network is the best one of these four methods.
2000, 22(4):13-19.
Abstract:Based on the studies and experiments of the responses of brick model under dynamic and static shear-compression loading, this paper brought forward an equation as a transition one for standard of masonry structure design in revision and the standard of aseismic building design. With its simple form, definite concept and similar calculation results in comparison with those obtained by equations from two standards, this equation has realized the correlation of the old and new ones. Besides it is rather save, so it has given a new advice for the revision of the standards.
HUANG Heng-dong , QIAO Jing-xu
2000, 22(4):20-26.
Abstract:In this paper according to the relationships between indoor-outdoor climate parameters, indoor thermal environment parameter and heat insulation parameters of enclosure, the control condition of indoor thermal environment and the control parameters of heat insulation-energy saving are advanced. Prescribing a quality limit for the parameters, the control indexes for the heat insulation energy saving of the enclosure are given.
2000, 22(4):27-32.
Abstract:The intelligent building design needs a total new method. It is an integration of electronic technology and other related technologies such as structure, system, service and management ones. As for the architecture design itself, it should include the infrastructure accommodating telecommunication, day lighting, lighting and HVAC systems. At the same time, the security, fire safety and operation controls should be considered as well.
2000, 22(4):33-36.
Abstract:This paper deals with the purification of phosphogypsum by some processing such as washing with water, washing with lime milk, neutralization with lime and so on. It also covers the way to make plaster of Paris having good properties without washing. The result shows that the process of neutralization with lime is simple and the treated phosphogypsum can be used to produce the first grade of plaster.
2000, 22(4):37-41.
Abstract:The high-tech architecture came into being in 1960s'. Now it becomes one of the very important architectural styles. In the turn of 20th century, it's broken into several branches, ecotypic high tech architecture is the main stream of those, and has enormous influence. This paper analyzes the expression and motivation of ecotypic high-tech architecture, evaluates the new imagination and especially emphasizes its characteristics and methods of technology application.
2000, 22(4):42.
Abstract:Development of science needs the improvement and revolution in research approach. This paper first probes the philosophical meaning of positive approach and normative approach, then analyzes and evaluates the two approaches in accounting research, at last, puts forward the positive idea in scientific research.
2000, 22(4):46-49.
Abstract:Turning loan into share is one of the paths to lighten the burden of the state-owned enterprises in China. But there exist three moral risks in this process. It is necessary to establish a series of mechanism of restraining the enterprise, bank and local government to guard against it.
2000, 22(4):50-55.
Abstract:In this paper, the formulas calculating the stress of frame of truck crane are deduced according to the thin wall structure theory, the calculation program is compiled and used in calculating the stress of the truck frame. The calculated results are checked and complemented by structural analysis program with finite element SAP5, providing the theoretical and calculation basis for design and calculation of the frame.
LONG Tian-yu , CAI Zeng-ji , DONG Hong-ming
2000, 22(4):56.
Abstract:用三维K-ε紊流模型,运用数值模拟方法,对某大型水电站地下主厂房内的气流组织方式进行了优化设计。为了检验数值分析的正确性,进行了模型实验,实验值与计算值具有良好的一致性。
Huang Yong-wei , Li Ze-min , Chen Zhao-dong
2000, 22(4):61-64.
Abstract:In this paper, we obtain some theorems of the alternative for nearly convexlike and nearly subconvexlike set-valued maps in linear topological spaces were obtained by the authors.
2000, 22(4):65-70.
Abstract:The government plays an important role in modern economic life. The administration by Internet is ranked first among the IT highway's five application areas. The author of this paper introduced the status of China's real estate administration by Internet, analyzed the problems existed and constructed a framework of real estate administration by Internet, which will facilitate China's real estate administration and modernization.
2000, 22(4):71-75.
Abstract:In this paper, based on the theory of the rotation of a cross section around a fixed axis, a new calculation method of second-order stress of space stability for thin wall member is applied. The example given in this paper shows that the conception of this new method of second order analysis is clear and the calculation procedure is concise.
2000, 22(4):76-79.
Abstract:Facing the construction of CATV's nationwide network and broadcasting and television comprehensive business information network, the transformation of the present CATV network into a wide band comprehensive network is discussed to fulfill the great potential of the present CATV network.
2000, 22(4):80.
Abstract:Housing market is not similar to other markets, it is difficult for non-professional people to know the quality of the house in a short time. So the asymmetric information situation between the purchaser and the seller exists during the exchange process. The result is that bad quality houses wash out good ones. In this paper, a detailed analysis is given to the phenomenon and some ways are put forward to avoid the appearance of this problem.
LU Jun , FU Xiang-zhao , FENG Ya , CHEN Qi-gao
2000, 22(4):83-86.
Abstract:By analyzing heat and mass transport process and transport properties of moist porous media, this paper established a computational model for one dimensional field of heat and moisture transport process. Based on the distinguishing characteristic functions, the inner temperature and humidity distribution of porous media was worked out. With the actual spot measurement, the heat and moisture properties were obtained by nonlinear least square method.
2000, 22(4):87-91.
Abstract:This paper is directed against the traditional two-phase planning and drawing-up system widespread in the towns and cities of underdeveloped districts and suggests that the regulatory detailed planning and drawing up should be developed. During the planning and drawing up, the characteristic of town and city of underdeveloped districts should be taken into account and a choice and emphasis should be made for strengthening the urban planning administration and accelerating the urban development.
2000, 22(4):92-94.
Abstract:用燃烧法在600℃合成了铝酸锶铕磷光体和掺Ba^2+、Dy^3+杂质阳离子的铝酸锶铕磷光体,实验结果表明,掺Dy^3+离子的磷光体具有更长的余辉发光时间,并对发光材料与长余辉发光材料的发光特性进行了讨论。
2000, 22(4):95-98.
Abstract:On the basis of trial and theory, this paper advances an effective preventive measure to solve the problem of producing black smoke during fuel oil thermolysis and polluting the atmosphere in the process of combustion. It provides valuable references to protect the environment,save energy and solve the problem of clean combustion of high-hydrocarbon fuel, especially fuel oils such as kerosene, diesel oil, heavy oil etc.
2000, 22(4):99-102118.
Abstract:This paper gives a contrast analysis on the advantages and disadvantages of both D,y n11 and Y,y n0 type transformers. It shows the feasibility and advantage for popularizing and choosing D,y n 11 type transformer in civil building.
2000, 22(4):103-107.
Abstract:Municipal wastewater reuse is an available approach to solve the problem of water shortage and water pollution. After tens of years, its technology has been developed a lot. Its importance,technology and perspective were covered in this article.
2000, 22(4):108-112.
Abstract:This paper described in detail the construction proposals and construction technology of steel plate pile cofferdam used for the construction of off-shore pumping house of the highest foundation in Asia, as well as the construction method and technical analysis of treatment of 'exposed foot' of steel plate pile cofferdam.
2000, 22(4):113-118.
Abstract:A simple but efficient accounting system running on the campus network is introduced. This system, programmed with Java and Unix Shell, can account for both lease-line users and dial-up users automatically.
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