折叠动作 meaning in English

jackknife action

This machine embossing clear , folding action adopts vacuum suction , base paper orderly , calm folding operation . it can adjust paper s folding spec at random to make it producing several specs product and improve produce efficiency
此机压花清晰，折叠动作采用真空吸附作用，使原纸整齐折叠操作平稳可随意调节纸张的折叠规格，使同一台机台能够生?多种规格的?品提高生?效率。