The freestyle section allows those with a creative side to get liberal with hairspray, wax and rollers.
自由式允许富有创意的选手自由使用头发定型剂、发蜡和卷发器。
On the one hand, this should suppress scale pick-up on the tunnel furnace rollers which may lead to so-called depressions on the slab bottom side.
一方面，这将抑制隧道炉辊上产生绣渍，而锈渍有可能导致板坯底部一面的凹陷；
W12 series rolling machine with four rollers adopt upper roller rotary mechanical drive, lower roller and side roller fluctuation hydraulic drive, electric concentrated control operation system.
W12系列四辊卷板机采用上辊旋转机械传动，下辊和侧辊升降液压传动，电气集中控制操作系统。
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