会展大浪淘沙始见金

来源 :中国纺织 | 被引量 : 0次 | 上传用户:BENLAOQIAN
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
曾几何时,人们对会展业还是一无所知,而今天,谁都认为会展是个大蛋糕,而且可以轻松地吃到。一时之间,各类展会在全国风起云涌。怎么多的会展难免让企业有些疑惑,我该参加哪一个呢? Once upon a time, people still know nothing about the convention and exhibition industry, and today, everyone thinks the show is a big cake, and can easily eat. All of a sudden, all kinds of exhibitions in the country surging. How many exhibitions will inevitably allow some doubts about the business, which one should I join?
其他文献
LaFeO3 is a p-type semiconductor catalytic material of perovskite structure (ABO3). Its magnetic and photocatalytic properties have been widely investigated,but
塑料管道切削装置是 ZHD630型煤矿井下塑料管道焊接装置的重要组成部分,对焊接质量起着决定性的作用,本文详细介绍了其工作原理、设计方法及切削的安全性。通过井下工业性试
本文针对物理化学课程的特点,从教师素质、教学方法及创建绿色化学实验室等方面,总结探讨了提高物理化学教学质量的改革实践与体会。 In this paper, according to the char
Oct·27-30,2009,Beijing China Co-sponsors:Chinese Heat Treatment Society;International Federation for Heat Treatment and Surface Engineering;Japan Society for H
1引言近年来,机械制品多功能、高功能化的发展势头十分强劲,要求零件必须实现小型化、微细化。为了满足这些要求,则所用材料必须具有高硬度、高韧性和高耐磨性,而具有这些特
在教学过程中,要让学生轻松、愉悦、主动、有效地学习,关键就是培养起学生的学习兴趣。学生的学习兴趣是推动学生学习的一种最实际、最有效的内部动力,直接影响学习效果和教学成
Samaria-doped ceria Ce0.8Sm0.2O2-δ(SDC) and SmFe0.7Cu0.3-xNixO3 have been synthesized by the sol-gel method and characterized by X-ray diffraction(XRD),transmi
数学是一门枯燥且乏味的科目,存在老师难教,学生难学的老大难问题。再加上数学知识本身具有极强的抽象性和逻辑性,学生在学习中更容易产生抵触情绪,因此让学生对数学产生兴趣,在课
New ionic liquids based on S-alkylthiolanium cations with TFSI anions were synthesized and charac-terized.The physical and electrochemical properties,including
Three new C_(20)-diterpenoid alkaloids,designated as anthriscifolmines A-C(1-3),together with two known alkaloids denudatine and delgramine,were isolated from t