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对双列圆锥滚子轴承包括轴向游隙的装配高及其公差分配进行了探讨，并总结出了计算公式，对该类轴承老产品的改造和新产品的设计提供了理论依据。
The assembly height of double row tapered roller bearing including axial clearance and its tolerance distribution are discussed. The formulas are summed up to provide the theoretical basis for the modification of the old products and the design of new products.