某三层商场框架结构建筑图结构图计算书4000平米左右（周记和计算）/B柱—可变荷载控制的组合.xls某三层商场框架结构建筑图结构图计算书4000平米左右（周记和计算）/B柱—地震作用效应与其他荷载...

(3)后张法预应力钢筋砼折线型屋架，其中24米跨屋架（除两端和伸缩缝处屋架外)有跨度为9米的钢筋砼天窗架。(4④)T形预应力钢筋砼吊车梁，梁高为1米。(⑤)大型预应力钢筋砼屋面板，长×宽=6米×1....

Stereo garage-structure analysis based on face recognitionAbstractIn view of the difficulty of parking in cities,a three-dimensional garage based on facerecognition is proposed to ...

本科论文4播种机操作注意事项以及经济效益分析…304.1播种机使用方法及注意事项304.1.1播前准备…。304.1.2播种机操作方法.304.2常见故障与排障.304.3经济效益分析。.31结论。.33参考文献34致谢...

Electronic archives management platform of householdadministration based on springbootAbstract:As the management requirements of the Public Security Department of the govemmentfor ...

Analysis on Management Technology of Computer Database[Abstract Computer database technology has been developed rapidly from birthto present,which brings great benefits to people's...

ABSTRACTIn the era of big data,data is everywhere in our life and production,and it hasbecome a new driving force for the development of technology.Big data has broughtus a lot of ...

目录摘要1.前言2.系统设计方案2.1两种系统设计方案2.1.1方案22.1.2方案.32.2方案选择..43.系统整体设计.44.系统详细设计与实现.54.1系统功能简介4.2数据爬取层设计与实现.64.2.1爬取商品列表64....

AbstractIn recent years,with the continuous progress of science and technology,greenhouseboiler monitoring system has begun to develop toward an intelligent trend.In particular,the...

AbstractWith the rapid development of computer and calculation methods,almost alldisciplines are towards quantification and accuracy.When the theoretical model iscomplex or even th...