商周青铜器艺术是在什么社会基础上产生的,它的器形和纹饰有何特点,它是怎样演变的,又有什么艺术价值,本文拟就这几方面,加以探讨。(一)我国青铜器的使用,可以上溯到公元前二千多年。但是,从早期铸造工具、兵器,到铸鼎作钟,以及装饰艺术上得到大发展,都是商代的事。它经历了西周、春秋、战国一千多年,直到铁器的广泛使用,才宣告了青 Shang and Zhou bronze art is what kind of social foundation, what its shape and ornamentation characteristics, how it evolved, what is the artistic value, this article intends to discuss these aspects. (A) The use of bronze in China can be traced back to more than 2000 BC. However, from the early foundry tools, weapons, to the casting of Ding, as well as the great development of decorative arts, are Shang Dynasty thing. It experienced the Western Zhou Dynasty, Spring and Autumn Period, Warring States period of more than a thousand years, until the widespread use of iron, it declared green