teeth-roller cracker 齿辊破碎机
saw teeth roller 锯齿罗拉
roller movable teeth 滚子活齿
teeth roller 齿辊
smooth roller and teeth roller 光辊和齿辊
roller movable teeth drive 滚子活齿传动
tungsten carbide chisel teeth roller 硬质合金楔齿滚刀
The paper presents the research into the stress state of roller teeth using FEM (finite element method). The results show that different structure parameter causes a change in roll stress.
采用有限单元法对轧辊辊齿的应力状态进行了研究，得出了不同结构参数对轧辊应力变化的影响。
As we grow up, we're often encouraged to think of fear as a weakness, just another childish thing to discard like baby teeth or roller skates.
我们长大以后，我们总是会被鼓励把恐惧视为软弱，需要像乳牙或轮滑鞋一样扔掉的幼稚的东西。
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