Roller type thrust bearing can give simple design structure and easy to maintain and lower requirement of it's lubrication condition, but give shorter using life comparatively.
球面辊子推力轴承结构简单，对环境要求相对比较低，但寿命较短。
Roller type thrust bearing can give simple design structure and easy to maintain and lower requirement of it's lubrication condition, but give shorter using life comparatively.
球面辊子推力轴承结构简单，对环境要求相对比较低，但寿命较短。
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