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Abstract: This paper discusses the different differential methods of Alternating Direction Implicit Method with initial condition and boundary conditions in detail.
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文摘:详细地研究了各种情形的求解二维抛物型方程初边值问题的交替方向隐式差分法。 |
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Abstract: This paper discusses the formation and development of integration management information system (I-MIS),presents a method for constructing a synthesize integration system of information system and guides the system integration development.
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文摘:在对集成化管理信息系统若干问题描述的基础上，提出关于建立信息系统综合集成体系的一些思路. |
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Abstract: This paper discusses the method of transformation of hydraulic steel-belt float transfeeder at tank area with PLC. And the possibility is analysed from technique and economic performance.
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摘要:文章结合作者的工作实践，论述了用PLC改造罐区钢带浮子液位变送器的方法，并从技术角度和经济效益上分析了这种方法的可行性。 |
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Abstract: This paper discusses the separation principle of toroidal swirl separat or,and deducts the movement rule of granule in the separator and the critical pa rticle diamenter.
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文摘:本文探讨性的论述了旋流分离器的分离机理，推导出了颗粒在旋流器内的运动规律和被分离的临界粒径。 |
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Abstract: This paper educed the rule of operations in the system with a simple model of the system through system analysis on imported salt and sodium sulfate plant.
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文摘:本文以优化系统设计参数为目的，建立了盐硝联产工艺的系统模型，利用流程模拟研究的方法，进行设计型模拟，考察母液浓度控制对整个系统设计参数的影响。 |
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Abstract: This paper elaborates on the development history, status quo and future direction of China Telecom's transmission network.
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摘要：阐述了中国电信传输网的发展历程、现状及发展方向。 |
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Abstract: This paper elucidates the present development of animal husbandry in China and trade and curent condition in the world, analyses the opportunity and challenge for animal husbandry develoment in our country brought about by joining World Trade Or
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文摘:阐述了中国目前畜牧业发展及国际贸易现状，加入世贸组织给我国畜牧业带来的机遇与挑战，提出了我国畜牧业发展的战略分析与对策。 |
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Abstract: This paper expatiated a masterpiece of Landscape Planning-from Boston's Emerald Necklace to Boston's Metropolitan Park System，to Greenway Planning for New England, aiming to introduce some advanced ideas abroad such as parkway、open space、greenwa
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本文详细介绍波士顿的“翡翠项圈”和波士顿都会的开放空间系统，以及刚刚完成新英格兰地区的绿色通道规划，旨在介绍一些国外先进的景观规划思想如公园道、开放空间、绿色通道等，同时让大家认识到规划是一个长期坚持不懈的过程。 |
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Abstract: This paper expatiates the basic instance, production and sale of salt industry in Hunan and analyses the positions in the world and china salt industry for the aims and measures of developing the salt industry in Hunan.
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文摘:对湖南盐业的基本情况和产销现状进行了阐述,认真分析了盐业国际、国内、省内市场的形势和存在的问题和差距,提出湖南盐业集团发展的思路、目标和具体的对策及措施。 |
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Abstract: This paper explains the design of piercing die for steel tube,especially the manufacturing process using bench worker's experience to reduce the manufacturing cost.Meanwhile,it also introduces the design of bending die for steel tube using the p
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文摘:介绍钢管冲孔模具的设计，如何利用钳工的操作技能来制造上、下冲孔模具，降低制造成本；以及不用抽芯块的原理来设计钢管弯曲模具，从而提高工作效率。 |
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Abstract: This paper explored the common defects of drawing parts of thin stainless steel sheet.At the same time, some amendments were advanced.
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文摘:分析了不锈钢薄板压延件的缺陷，并提出了修正方法。 |
