中国传统的印刷术,经历了雕版印刷、活字印刷与铅字印刷三个时代。铅字印刷,就是排字工人把铅字一个个地拣到排版盒内,拼成文章再印刷,印完后,再把铅字倒进容器内,用火熔化后再铸成铅字,以备下次排版用,如此重复。直到20世纪80年代,我国印刷行业依然采用铅字印刷。20世纪70年代 Traditional Chinese printing, has gone through the engraving printing, type printing and type printing three times. Typesetting is the typesetting worker who sorts the type characters one by one into the typesetting box and spends the article and then prints. After the printing, the type characters are poured into the container, melted and then cast into type characters to prepare for the next typesetting , So repeated. Until the 1980s, China’s printing industry is still using type printing. 1970s