teletube

This paper is aimed at presenting the authors' study and analysis on the economic system for a virtuous circulation mode with teletube glass scraps in China by using the method of system analysis.

,我国CRT显像管制造行业迅速发展,但制造显像管所需的大量优质矿石和化工原料的开和合成过程却破坏了自然生态环境,还造成环境污染。