The head end of the coil will be peeled from the coil and clamped by coil opener and carried to the pinch roll of the processor.
冷轧酸洗线开卷机启卷器的作用是将原料卷的带头剥开，并将其夹持送入夹送辊和直头机。
2
Based on MPEG-2 standard, the theory of head-end package processor in QAM modulator is interpreted.
以MPEG - 2标准为基础，阐述了QAM调制器前端包处理器的原理。
3
In chapter 2, the design theory of head-end TS package processor is introduced in whole. The scheme is discussed and the problems needed to resolve is confirmed.