The plane stress theory is applied to analyze the contact stress between cast track and roll wheel.

采用平面应力理论来分析滚轮与轨道的接触应力问题。

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The method to develop high precision and durable idler wheel to dress the single roll wheel is expounded. The experiments are made and the feasibility conclusion is obtained.

提出了开发高精度、高耐用度修整单滚道砂轮用滚轮的方法，在实验的基础上得出了可行性结论。

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The paediatric analgesia wheel: are you ready to roll?

儿科镇痛转轮：您是否已经准备好转动？

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If you roll the roulette wheel, try to get out of the trade before your losses get over 10%-15%.

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Extras: Cold weather package, driver assist package, luxury seating package, premium sound package, 20 inch wheel with performance tires, active roll stabilization, instrument panel with leather, ceramic controls, and BMW apps.

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