安装应根据连接处形状选用不同截面和尺寸的密封垫，并安放正确。
Installation should be based on the shape of the connection of different sections and sizes of sealing gasket, and placed correctly.
利用非线性有限元法分析了密封条的压缩受力变形特性，根据结构力学原理对密封条横截面形状进行了优化。
Using nonlinear finite element method, the compression load deflection of the seal was analyzed and cross sectional shape of the seal was optimized.
针对其主要失效形式，对轴承的内部几何形状及保持架和密封结构进行了改进。
Aimed at main failure modes, the internal geometry of bearing and the structure of cage and seal are improved.
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