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...

西北工业大学博士学位论文处理，采用ummers法制备了氧化石墨烯，经分析表征得出氧化石墨烯呈半透明薄纱片层状结构，厚度在1m左右，其表面含有大量羧基和羟基等活性官能。以氧化石墨烯的沉积率为...

北京理工大学珠海学院2020届本科生毕业设计Process Design of Producing Biodiesel from Waste Oil withAnnual Output of 10,000 TonsAbstractWith the rapid expansiont of biodiesel industry...

毕业论文（设计）common communicative language.The main purpose of learning English is tocommunicate with each other.With China's opening-up to the outside world and theentry to WTO...

本科论文AbstractIn recent years,China has developed rapidly,its opening up has increased,and its exchanges with the international community have become more frequent.A Bite of Chin...

交际翻译理论视角下的博物馆展览文本研究以中国闽台缘博物馆为例摘要作为“海上丝绸之路的起点”，泉州可谓是一座文化古城，这里古迹甚多、风景优美、文化繁荣发展，中西文化在这里碰撞交流。泉...

Research on Teaching Strategies to Improve Students'Spelling AbilityAcknowledgementsIn this graduation thesis completed,I first of all want to thank my thesis guidanceteacher,she i...

目录引言.…1一、元好问山水诗的情感特征...1(一)忧时感世2(二)向往林泉。3(三)怀友交游.…3二、元好问山水诗的艺术个性...(一)雄肆豪放、跌宕多姿的古体山水诗5(二)笔力苍劲、蕴含深厚的律体山...

广东东软学院本科生毕业设计（论文）AbstractThe people take food as the heaven.In recent years,with the continuous decrease ofbusiness banquets,the market of medium and high-end cate...