大家都知道,纸是我们的祖先首先发明的。新中国成立后,我国的造纸工业有了很大的发展。从1949年的10.8万吨,增长到1979年的493万吨,品种也达到430多种。可是随着人民物质和文化生活的不断提高,以及工农业、国防和科研等方面的需要不断增加,当前生产 Everyone knows that paper was first invented by our ancestors. After the founding of new China, China’s paper industry has made great progress. From 108,000 tons in 1949 to 4.93 million tons in 1979, more than 430 varieties have also been reached. However, with the constant improvement of the material and cultural life of the people and the ever-increasing demands in industry, agriculture, defense and scientific research, the current production