| 3. | Over the years , obsorbing the advanced technology , the association has developed the straight line drawing machines , wet drawing machines , upside down style wire drawing machines , spool take - up , pay - off unit , wheel heat treating winder , heat treatment take - up , pay - off unit , strander machines , pre - treatment line machines 多年来,吸收先进的专业技术,已研制开发了具有国内领先水平的直进式拉丝机,水箱拉丝机,倒立式拉丝机,收放线机组,工字轮热处理收线机,热处理收放线机组,预处理作业线,管式股绳机和成绳机。 |