AbstractMost of the traditional body temperature measuring instruments are designed based on thephysical principle,most of them are designed according to the property principle of ...

4.衰减.10图3-7声压在不同距离下的衰减特性105.声压特性10图3-8超声波传感器的声压图，.116.灵敏度特性图3-9超声波传感器灵敏度示意图117.辐射特性….113.3.5测距分析..12图3-11探测距离原理图....

毕业设计说明书（论文）英文摘要TitleMulti parameter detection system for home environment-Software DesignAbstractNowadays,people pursue high-quality indoor environment,such as stora...

AbstractAiming at the phenomenon of that the drunk driving causes traffic accidents frequently,designed a controlling system to prevent drunk driving.By doing this the potentialcon...

采矿毕业设计论文/1111.dwg采矿毕业设计论文/内封.doc采矿毕业设计论文/抽放工艺图.dwg采矿毕业设计论文/摘要.doc采矿毕业设计论文/目录.doc采矿毕业设计论文/采矿毕业设计论文.doc

ABSTRACTRadio frequency identification(RFID)is the abbreviation of radio frequencyidentification.The principle of this method is non-contact data communication betweenreader and ta...

本科论文摘要室内的温度和湿度是两种最基本的环境参数，与人们的生活环境息息相关，监控温湿度可以更好地控制我们的生活环境山。而甲醛是一种原生质毒物，对人体健康的危害具有长期性、潜伏性、...

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目录摘要..1Abstract.…21绪论.311电动工具的现状、前景、特点…31.1.1电动工具行业现状….31.1.2电动工具行业发展前景…41.1.3电动工具概况51.1.4电动工具行业主要产品特点…62ABS的介绍….72....

Design of multi-function electronic clock based on STCsingle chip microcomputerAbstract With the development of society and the progress of human science andtechnology,people recog...