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Abstract: This paper analyses the drawing technology of canopy, gives outthe gradual forming methods for inner — concave round part, designs rational die structure, and introduces work principle of the die, the design and parameters of the main parts.
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文摘:分析了灯座的拉深工艺，提出了凹形球环部分的逐段成形方法，设计了合理的模具结构，介绍了模具的工作原理、主要工作零件的设计和参数。 |
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Abstract: This paper analyses the factors that influence efficiency of pipeline system for sprinkler irri-gation, under condition of changing existing low pressture pipeline irrigation system into sprinkler irri-gation system.
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文摘:就井灌区低压管道输水灌溉工程改造成喷灌工程后，对影响喷灌管路系统效率的因素进行了分析，给出了其管路系统效率的计算公式。 |
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Abstract: This paper analyses the situation of land utilization in the latest a few years in Tianhe district， Guangzhou, summarizes the characteristics of land utilization, points out the problems in the course of land utilization, such as the decrease in
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文摘:分析了广州市天河区近年来的土地利用情况，总结出天河区土地利用的特点，指出在土地利用过程中存在着人均用地减少，非农建设用地迅速扩展，用地结构不合理，土地污染等问题，最后从维护生态环境和土地的可持续利用出发，对天河区的土地利用保护提出了几点对策性建议。 |
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Abstract: This paper analyses the statistical information fed back from the investigations on NIAT graduates.Constructive suggestions are made after studying of the basic situation of 1990-1999 year's graduates,which are helpful to the educational reform
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文摘:本文根据南昌航空工业学院第四次毕业生跟踪调查反馈的信息，对1990—1999年十届毕业生的基本素质状况进行了分析和研究，对进一步抓好学院教育教学改革工作提出了建设性的意见。 |
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Abstract: This paper analysis on the factor affecting the white degree of the salt product and advances the measure for increasing the white degree.
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文摘:分析了影响成品盐白度的因素，提出了提高白度的具体措施。 |
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Abstract: This paper analyzed and probed into the time and space distribution rule and activity mode of the sonic emission activities of rock mass and verified the characteristic of sonic emission of iron ore under the conditions of uniaxial compression i
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文摘:对岩石声发射活动的时空分布规律和活动模式进行了分析和探讨，并通过室内单轴压缩条件下铁矿石的声发射特性进行了验证，为正确利用监测的声发射信息进行岩体稳定性预测提供了理论依据。 |
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Abstract: This paper analyzed new pattern of geodetic instruments and equipments based on the requirements of Geomatics. Investigation of developing lines of domestic surveying and mapping instruments.
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文摘:从信息时代测绘学对测绘仪器的要求出发，分析了测绘仪器的新格局，探讨了我国测绘仪器发展思路。 |
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Abstract: This paper analyzed the characteristic of the medicine to look on as science,and put forward the necessity and importance for to comprehension medicine tolerantly,and inquired in to the differentiation of scientific,unscientific and pseudoscient
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文摘:分析了医学作为一门科学的特点，提出了宽容地理解医学的必要性与意义，探讨了医学中的科学、非科学与伪科学的划分，并就由此而引发的几个问题作了讨论。 |
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Abstract: This paper analyzed the fractal features of particle size distribution (PSD) of soils in China.
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文摘:以土壤颗粒组成数据为基础，分析了我国土壤颗粒组成的分形维数。 |
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Abstract: This paper analyzed the mechanism of solutes removal from water in a pa cked granular bed based on the principles of adsorption equilibrium and mass tra nsfer,put forward a numeric method to predict the treatment effects,and how to u se the meth
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文摘:本文从对流传质和吸取平衡的基本原理出发，分析了颗粒填充床吸附溶质的机理，提出了用吸附模型的一种数值解来预测过滤处理的结果，以及如何在实际中应用该方法。 |
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Abstract: This paper analyzes and compares the popular protocols which ensure the security of online payment system: SSL and SET.
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文摘:本文详细分析和比较了保障在线支付安全的主流协议：SSL协议和SET协议。 |
