stepless drive meaning in Chinese

无级变速传动装置

The hz series ( original rx series ) collar - beveltype differential planetary stepless speed changer is developed with the taking part in of some experts from colleges , according to the eighties technology introduced from japan , it is extensively applied to many kinds of transmission systems of the machinery used in the processing which needs stepless drive speed , such as tannery , printing and dyeing , spinning , and weaving , papermaking , plastics processing , chemical engineering , food printing , packing and so on . this product is a better device for stepless speed regulation on mechanical flowline or automatic assembly line
Hz型(原rx型)系列环锥差动行星无级变速器引进日本80年代新技术,在大专院校有关专家参与下研制生产的,它广泛应用于皮革、印染、纺织、造纸、制药、化工、食品、印刷、包装等各行业工作机械需要无级变速的传动系统中，是各行业机械流水线、自动线无级调速的较理想的一种变速器。