宽缘型钢
The shape control system of Universal Crown rolling mill has the characteristics of inertia and lag, and the mathematical model of its bending intermediate rolls system has strong time-variant property and uncertainty.
UC轧机的板形控制系统是一个多变量、强耦合的控制系统,具有惯性及滞后的特点,其中间辊弯辊控制回路的数学模型具有很强的时变性和不确定性。
Its circular shape projects universal meanings of the unity of the world, the circle of life and the link between times past and present.
其圆形的设计象征了世界的团结,生命的循环和古今的联系。
Bend formed steel plate lifting shackle Analysis and Calculation of Crank's Optimum Section Shape in Three-Crank Universal Joint
钢板弯曲成形吊叉三叉杆滚子式万向联轴器叉杆修形的分析与计算
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