无级调整速度与袋长：包装速度与制袋长度可在额定范围内无级调整，不需要更换零件；
Stepless adjustment of speed and bag length: Packaging speed and length of the bag available in the rated range stepless adjustment, does not require replacement parts;
无级调整速度与袋长：包装速度与制袋长度可在额定范围内无级调整，不需要更换零件；
Stepless adjustment of speed and bag length: Packaging speed and length of the bag available in the rated range stepless adjustment, does not require replacement parts;
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