由于科学技术的发展和进步，近些年来涤纶影片也越来越多，降低了生产成本的投入，提高了影片的放映场次，这在电影界不景气的今天，无疑是一种再好不过的事情了。 可是现在的影片发行部门和放映单位都是利用透明胶带粘接涤纶影片的接头，这样就给放映时带来了很多不利条件，也 Due to the development and progress of science and technology, there have been more and more polyester films in recent years, which have reduced the investment in production costs and improved the screening of films. This is undoubtedly a good day for the movie industry in a downturn Things. But now the film distribution department and screening units are the use of transparent tape bonding polyester film joints, which gives the screening a lot of unfavorable conditions, but also