目录一、ZIGBEE技术....二.系统总体方案设计..........52.1系统的总体目标和设计指导思想.……分2.2系统体系结构介绍..6三.系统硬件设计....73.1 ZigBee传感器节点的结构设计73.2协调器节点.......

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本科论文7.1冷热源的选择217.2冷水机组的选型218其他设备选择238.1冷却塔的选择238.2水泵的选型2383膨胀水箱249管道保温设计269.1保温材料的选用269.2保温管道防结露269.3保温材料的经济厚度261...

华中科技大学毕业设计（论文）3.3单词模式程序(wordPatterns).163.3.1常用密码字典类型.163.3.2密码字典修改模式173.4密码破解程序(passwordDecipher).173.5简单替代密码加解密测试程序(simpleS...

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ABSTRACTAt present,the number of the world's population is increasing and the speed ofeconomic development is also increasing.At this time,there are more and more problemsin the fi...

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