At the lower belt upward direction is the deviation of the roller group should move to the left, move right upper supporting roller group.
皮带向上方向跑偏则托辊组的下位处应当向左移动，托辊组的上位处向右移动。
At the lower belt upward direction is the deviation of the roller group should move to the left, move right upper supporting roller group.
皮带向上方向跑偏则托辊组的下位处应当向左移动，托辊组的上位处向右移动。
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