收卷：连续式气涨轴、电脑控制充气与打开。
Rewinding: continuous mode air expansion shaft, computer controls inflation and open.
收、放卷磁粉张力控制。
其次，为了实现高速流涎机组恒张力控制，对其拉伸和收卷张力进行了研究。
Secondly, in order to realize the invariable tension control of high speed casting machine, the pull and wind-up tension of high speed casting machine have been researched.
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