AbstractDavidia involucrata is a deciduous tree with wild species only growing in southwest andcentral China.The base of the Davidia involucrata inflorescence has opposite bracts a...

AbstractThis article mainly studies the function of the information collectionplatform,analyzes the relevant technologies adopted by the existingplatforms,tools,and means at home a...

AbstractWith the rapid development of the Internet in modern society,scanning qr code hasbecome the lowest cost of online and offline interconnection network access.While theeconom...

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北京理工大学珠海学院2020届本科生毕业设计Design of automatic detection system of ultrasonic penetrationmethod for water immersion of thin plateAbstractWith social development,there'...

论文摘要ABSTRACTThe thesis introduces a kind of single-pulse-reflection double--ultrasonicsensors distance measurement system design in detail based on the AT89C51SCM.The specific ...

诚信承诺书本人郑重承诺：本人承诺呈交的毕业设计《脉动式无级变速装置的仿真及设计》是在指导教师的指导下，独立开展研究取得的成果，文中引用他人的观点和材料，均在文后按顺序列出其参考文献...

四川大学锦江学院毕业论文（设计）目录第一章引言…1.1研究目的及研究意义.11.2国内外现状概况第二章马铃薯去皮机的结构设计22.1马铃薯去皮机的设计及特点.22.2摩擦式马铃薯去皮机基本结构44444...

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