Warp unwinding tension control system for sizing machine lacks an precise mathematical model, and has nonlinear and time-varying Characteristics.

浆纱机经纱退绕张力控制系统缺乏精确的数学模型，且具有非线性和时变性的特点。

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Tension of warp system is time-variant and nonlinear system. According to characteristic of tension of warp system, Fuzzy-PID algorithm is adopted.

纬纱张力系统是一个非线性、时变的系统，针对这一特点，采用模糊pid算法进行伺服控制。

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So now we want to time warp back 30 years to a system where all our data resides on a giant lump of iron in some distant data center?

FORBES: The Best Thing to Offer a Technology Customer: Choice

Our legal system is stuck in a time warp where we are still held responsible for having consented to matters disclosed in fine print contracts and prospectuses we could not possibly have read or understood.

FORBES: Pension Consultant Shenanigans (September 4, 2004 )