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本文分析了无线Mesh接入技术的特点和优势,并介绍了利用无线Mesh接入技术设计的无线视频监控系统和无线智能测温系统及其在发射台站的应用. 相似文献
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利用饱和、湿润、风干以及烘干的藤森粘土的单轴排水固结试验进行了粘土粘塑性研究。试验过程中采用计算机应变控制的控制式三轴仪来实现加载速率,可在不同加载阶段实现不同的恒应变率加载试验。试验结果表明:各种不同饱和度藤森粘土的粘塑性都表现为等时特性;经过一定时间的蠕变后,粘土弹性模量会有较大的提高,且藤森粘土所表现出的粘塑性与粘土含水量的大小无关。研究结果表明,粘土的粘塑性应力-应变特性可以采用非线性三要素模型进行较好的描述。 相似文献
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A SHORT-CUT OF EXPLORING THE OPTIMUM ACTIVITY FOR COMMERCIAL METHANATION CATALYST Ni/Al_2O_3 下载免费PDF全文
Two commercial methanation catalysts Ni/Al_2O_3 were taken as example for examination. Both crushed and pelleted catalyst were used. Their catalytic activities were evaluated under different reduction conditions. It was found that the reduction process is of vital importance in developing the activity. Each catalyst has its own appropriate condition to display its intrinsic property. So it is really unreasonable to compare the activity of different catalysts under same testing condition. In this paper we present a procedure for exploring the optimum activity of the two catalysts with their corresponding data, which are quite different from each other and from the previous ones. 相似文献
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