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Abstract: In the light of some problems such as unreasonableness of charging method, difficulty of collecting fees and waste of thermal energy existing in resent heat-supplying system, this paper probes into the concrete methods of individual household ba
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文摘:针对现行供热体制，存在的热费收取不合理，收费困难，热能浪费问题，探讨了在城市集中供热系统设计中实行分个计量，分户控制的具体办法。 |
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Abstract: In the light of the characteristics of two series sfandands issueel by ISO, the arficle analyzes that how fo applied management cycle to pvacfice of safety and environ menfal management, it especially advances a concept namde"Management cyc
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文摘:根据国际标准化组织颁布的两个系列标准的特点，分析了如何运用管理循环于安全管理和环境管理实践中，提出了制约因素管理循环，并且阐述了管理职能循环、PDCA循环和制约因素管理循环运用于管理工作实践中三者的关系。 |
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Abstract: In the light of the engineering application,the applying basis,effects and prospects of the high-density resistivity method in the limestone area have been discussed in this paper.
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文摘:从工程应用的角度出发，探讨了高密度电阻率法在灰岩地区的应用基础、实际效果和应用前景。 |
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Abstract: In the light of the problems of high power consumption and low working efficiency in a beam pumping unit, a new method for power saving of the unit is proposed, that is, adopting an optimum structure of the unit and decreasing the periodic load
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文摘:针对游梁式抽油机能耗大，工作效率低的问题，提出游梁式抽油机节能的新方法，即在采用优化抽油机结构的基础上，通过改变电动机的工作特性和增加抽油机转动惯量的办法降低抽油机周期载荷系数。 |
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Abstract: In the light of the problems of the air balance system of Model LCJ1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward:(1) ensuring the reliab
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文摘:针对LCJ1250气平衡式链条抽油机存在气平衡故障率高和现场维修困难等问题，提出将气平衡改造成工作可靠的重力平衡的方案，并确定了改造的三个原则：一是保证整机的可靠性，使抽油机运转平稳，振动噪音小，寿命长；二是力求降低生产成本，减少零部件制造，尽可能选用原来的通用件，舍去平衡缸和空气包等气平衡附件，在原往返架主体上悬挂一个配重箱；三是力求不改变冲程、冲次及最大悬点载荷等主要技术参数。 |
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Abstract: In the light of using coal characteristic of Neiyang steampowerstation,on the basis of inquiring into the dust-cleaning method,and meeting the concrete demand for running and repairing,the paper put for-ward the overall design of draft-dust in t
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文摘:针对耒阳电厂用煤特点，在探讨除尘方法的基础上，结合现场对运行和检修的具体要求，提出了翻车机室通风除尘系统的总体设计方案。 |
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Abstract: In the modern society of globalist characteristics, the idea of design art has been greatly changed by the means of high technology, and the whole level of design has also been raised, so that setting up a new thought of design art becomes a sub
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摘要:在这个具有全球化特征的现代社会，设计艺术的观念在高科技手段的驱动下发生着深刻的变化，设计的整体水平已被提高到一个新的高度，开创设计艺术思路已成为时代的课题。 |
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Abstract: In the operation beginning of the tandem rolling mill reduction gears being overhauled,the magnitude of the vibration is t oo large.This paper introduces a method of the vibration diagnosis of the reduct ion gears and explains the fault cause.It
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文摘:针对连轧机组减速机在检修后开始工作中，产生较大振动这一异常现象进行了诊断与分析，从而找出了产生这一故障的原因，更换故障件后得到证实，诊断是正确的. |
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Abstract: In the paper a kind of new idea based on electric field theory is advanced,which is used in research of forming law of electrochmeical perforation with fixed cathode.According to it,the changing law of electric intensity,current density,velocity
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文摘:根据电场理论，提出了一种研究固定阴极电化学射孔成形规律的新的处理方法，分析了该加工方式下阴极表面电荷密度及加工区的电场强度、电流密度、加工速度等在加工过程中的变化规律，为这种简易加工方式的合理应用提供了严密的理论依据。 |
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Abstract: In the paper the deterrent content and the concentration of diphenylamine dibuty l phthalate and centralite Ⅱ in finished product manufactured by two different methods were analyzed by high performance liquid chromatography, which can provi dere
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文摘:利用高效液相色谱仪分别测定了发射药在两种制备工艺中的钝感剂邻苯二甲酸二丁酯和二号中定剂的含量及邻苯二甲酸二丁酸在其中的浓度梯度分布，为调整发射药制备工艺提供了参考。 |
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Abstract: In the paper, bifurcation phenomena of one kind of reaction-diffusion equations are investigated. Used singularity theory based on the method of L-S(Liapunov-Schmidt), satisfactory results are obtained.
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文摘:文章讨论了一类反应扩散方程的分歧(分岔)现象.运用所谓基于L-S(李雅普诺夫-施密特)约化的奇异理论方法,得到了满意的结果. |
