Research on the Teaching of 'Operation and Calculation Law'in Primary School MathematicsAbstract The operation law of addition and multiplication not only affects students'further ...

本科论文摘要随着我国社会经济的发展和物质生活水平的提高，中国酒产业在工艺制造技术上的已经达到非常成熟的程度，行业竞争也愈发激烈，各品牌商家都注重酒类的包装设计，市面上的酒类包装设计...

Weld surface appearance detection based on laser rangingAbstractThe appearance of the welded surface is the most basic and importantcomponent to control the quality of the welding....

的果实分布密度比开心形树高几倍到几十倍，而47年生树的差异不太明显。5人工授粉明显提高库尔勒香梨的座果率，但萼片脱落与人工授粉之间没有直接关系。在宏观上，萼片脱落主要与树势有关，营养...

北京理工大学珠海学院2020届本科生毕业设计The graduation project's mission is to make a production plant design,whose annual output is 4,000 tons of phytase preparation.AbstractThis ...

毕业论文（设计）restaurants in more than 360 cities,covering all provinces and regions in mainlandChina except Tibet.KFC is now the largest and most rapidly growing fast food chain...

目录引言······。··1一、花草意象概述······二、李清照词中的花草意象类型····1三、李清照词中花草意象的演变及特点····(一)少女时期········(二)少妇时期(三)孀...

本科论文Keywords:human resources;management;employee training;corporate training

方壳型底座铸造工艺设计摘要：在中华文明5000多年的历史的创造过程中，铸造生产做出了巨大的貢献。方壳型铸造在机械制造业中的地位是特别的重要的。地不会因为质量、尺寸，材料种英及生产批量而...

北京理工大学珠海学院2020届本科毕业设计Process Simulation and Optimization of Distillation Processof Vinyl Acetate with Annual Output of 500,000 TonsAbstractThis paper studies and d...