竹荪不同部位抑菌效果的研究
AbstractIn this paper,the antibacterial activities of ethyl acetate extracts from differentparts of Dictyophora indusiata such as fungus skirt,fungus stem,fungus cover and v-olva w...
第三方物流服务优化研究—以京东物流乐歌园区某平台为例
Research on the optimization of the third party logisticsservice--taking a platform of JD logistics park LEGEstorage platform as an example[Abstract]In modern society,third-party l...
合铝灯饰有限公司生产物流系统改善研究
Research on Improvement of Production Logistics Systemof HeLv Lighting Co.,Ltd.Abstract In this paper,the research object is the production logistics system ofAluminum Lighting Co....
吡啶并苯并硫（氧）氮七元环化合物及苯并萘啶类化合物的合成研究
吉林大学硕士学位论文前言拮抗剂和PTKs的抑制剂，具有抗疟活性、抗菌活性及潜在的抗癌活性等。目前报道吡啶并苯并硫（氧）氮七元环化合物及苯并萘啶类化合物的合成方法不多，主要有付-克关环法...
PolitenessandBusinessEnglishLetters
ContentsAbstract in English4Abstract in Chinese41.Introduction52.Politeness52.1 The Definition of Politeness..................................52.2 Politeness Principle (PP)and Its ...
5G自媒体时代人员招聘的机遇与挑战
Opportunities and Challenges of Personnel Recruitment in theera of 5G 'We Media'AbstractThe advent of the era of 5G 'we media'has brought new opportunities to all sectors ofsociety...
广州传统文化创意元素的挖掘与应用研究—以“西关童谣插画设计”为例
Abstractas a branch of Chinese nursery rhymes,Xiguan nursery rhymeshave passed on the cultural history of Guangzhou and Xiguan in awild,straightforward and unique language.The way ...
中日传统元素在现代招贴设计中的视觉演绎
AbstractAs a world power,China and Japan have achieved different results indifferent stages in the field of visual communication design,and differentcultural characteristics and cu...
硅的表面包覆及其包覆结构调控
2.2硅的表面包覆…142.3形貌表征和电化学测试仪器.…52.3.1场发射扫描电子显微镜(SEM).152.3.2X射线衍射仪(XRD).152.3.3比表面积及孔径分布分析仪152.3.4循环性能测试162.3.5倍率测试..16第3章...
聚乙烯拉伸变形的力学及微观结构的分子动力学模拟
转化为非晶区的现象就越明显，同时对拉伸过程中的键长、键角、二面角、缠结度、取向度进行分析，揭示温度对拉伸过程中微观结构的影响。关键字：分子动力学模拟；半晶态聚乙烯：拉伸速率；结晶度...
