According to this formula of rolling force, through the rolling force and roll flattening radius conditions for decoupling calculation, the explicit calculation expression of rolling force is derived.
针对该轧制力公式，通过对轧制力和轧辊压扁半径条件进行解耦计算，推导出轧制力的显示计算式。
The work theory of parallel multi-roll straightener is first introduced in chapter two, and the key parameter's mathematical expression is acquired and simplified according to engineering application.
第二章首先介绍了平行多辊矫直机的工作原理，并推导了影响矫直效果的关键参数的数学表达式，并根据工程应用进行简化。
But in the 1960s, the expression "rolling stone" became famous in the world of rock-and-roll music. It became the name of a rock group, a song and a magazine.
但是在20世纪60年代，rollingstone这个短语在摇滚音乐界变得知名起来，它成为了一支摇滚乐队，一首歌和一本杂志的名字。
But in the 1960s, the expression "rolling stone" became famous in the world of rock-and-roll music. It became the name of a rock group, a song and a magazine.
但是在20世纪60年代，rollingstone这个短语在摇滚音乐界变得知名起来，它成为了一支摇滚乐队，一首歌和一本杂志的名字。
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