【摘 要】
：
大理古代具有较高的文明,长期以来,研究其科技成就未受到应有的重视,很少有人涉足这个领域,本文初步论讨了古代大理地区在陶器,铜器,铁器,食盐,金丹术五个方面的成就,并且指
论文部分内容阅读
大理古代具有较高的文明,长期以来,研究其科技成就未受到应有的重视,很少有人涉足这个领域,本文初步论讨了古代大理地区在陶器,铜器,铁器,食盐,金丹术五个方面的成就,并且指示出这些成就不仅具有明显的地方特点,而且还受到了中原文化的渗透和影响。
For a long period of time, research on the scientific and technological achievements of Dali has not been given due attention. Few people have been involved in this field. This article discusses the ancient Dali area in the pottery, copper, iron, salt, saver Five achievements, and indicates that these achievements not only have obvious local characteristics, but also by the Central Plains culture infiltration and influence.
其他文献
本文基于2006～2020年数据,研究猪肉价格周期性波动原因,分析判断猪肉价格变化趋势及其对CPI的影响效应.研究发现:1.猪价在CPI篮子中的权重高、猪价波动大、猪价对替代品价格传
问:据悉,国务院决定,2008～2010年连续三年继续提高企业退休人员基本养老金标准。请问,提高幅度及原则有何规定?答:据新华网介绍,国务院总理温家宝8月1日主持召开的国务院常务
We propose a model built with COMSOL Multiphysics to acquire blood velocity whic can reflect much internal health information for human body.The model conta
The movements and replacement of a nanoscale drop on a horizontal surface driven by effective pressure gradient from the other immiscible fluid have been in
在分析区块链金融行业应用价值及境外经验的基础上,本文立足我国资本市场发展实际,以问题和需求为导向,思考利用区块链规划构建我国资本市场的核心场景应用,包括面向泛金融资
Numerical simulation of viscoelastic flows (such as viscoelastic electro-osmotic flow) in the complex geometries is of great interest to lots of chemical an
FTIR provides an effective means of performing rapid, non-destructive, label free analysis of specimens according to their vibrational modes.However, as wat
初中教学目标中,除了提高学生的学习能力以及知识水平之外,让学生进行更多的情感体验也是主要目标之一,从而帮助学生树立正确的情感体验以及高尚的审美价值观,所以在进行初中
Digital PCR works by separating a single PCR mixture into hundreds or even thousands of individual PCR reactions so that only a fraction of the reactions co