纺织机电专业英语(全国纺织机电专业规划教材) ... Electrical Let—off（电子送经） Working Principles of Electrical Let—off（电子送经的工作原理） The Chaine Tension Collection System of the Strain Foil Type（应变片式经纱张力检测系统） ...
Afteranalyzingandgeneralizingelectroniclet-off and electronic take-up control system, the paperanalyses the functions, the worktheory and the synchronousrelationshipof the above two.