波簧通过轴承外座圈预压轴承，在轴承内起作用。
The wave spring preloads the bearing through its outer race, taking up play in the bearing.
除可赋予座圈一定温度以解决其冰凉不适感外，还具有很好的装饰效果。
The utility model has a good decorative effect except that the utility model can endow certain temperature to the seat ring to resolve uncomfortableness of cool.
除可赋予座圈一定温度以解决其冰凉不适感外，还具有很好的装饰效果。
The utility model has a good decorative effect except that the utility model can endow certain temperature to the seat ring to resolve uncomfortableness of cool.
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