The film stretchingmachine consists of a film-stretching roller installed on the film-stretching frame and an air cylinder in connection therewith.
所述的拉膜器系由设置在拉膜架上的拉膜辊筒和与之相连的气缸构成;
2
The machine, which looks like a monster bug – a green tractor on stilts with booms stretching 90 feet like enormous wings – is trailing a finely calibrated mist of herbicide.
The structure and the principle of the hydraulic pull-bending machine based on electrohydraulic servo system were introduced. And the design of the stretching force in the system was mainly addressed.