The early warning system based on Beidou satellite positioningAbstractThe construction of the Beidou system began in 1994,and over the past 20 years,thetechnology has continued to ...

6.2 FLASH EPROM存储器.336.3ISP设计….346.4单片机与PC机的连接356.4.1连接介绍…356.4.2MAX232概述36结论。。。。eeeeeeeeeeeeeeee。。e。。。3致谢39附录412

ABSTRACTUnder the new economic conditions,the integration of urban and rural logisticsterminal distribution development is facing new opportunities and challenges.'Internet plus'to...

AbstractCentrifugal compressor impeller machining is the most common instances of multi-axislinkage nc machining,it is also one of the difficulties in nc machining.This paper intro...

随着对水凝胶研究的深入，关于如何提高水凝胶的性能已经成为一个基本研究，常见的包括双层网络结构以及三层网络结构等的构建等。随着水凝胶应用要求的逐渐提高，我们在研究温敏水凝胶的同时研究...

AbstractNC technology is the important foundation and key technique of the mechanicalmachining modernization and military industry development.NC machining can raiseproduction rate...

ABSTRACTWith the extensive application of abrasive belt grinding technology,higher andhigher requirements for abrasive belt grinder are proposed.More varieties and smallbatches cus...

AbstractThe design of the subject is car airbag cover,is a common plastic in daily life,throughthe analysis of plastic use and assembly requirements that use production batch is la...

2ABSTRACTWith the people's daily improving the living conditions,the one-commoditymodel can't meet people demands for commodity diversification.Therefore,themodels of small-batch a...

基于UG的工艺模型三维标注系统开发Development of Three-dimensional Annotation System for Process ModelBased on UGAbstractThe ability of 2D engineering drawings to express information...