reference bearing

When changing and processing spiral shell's bevel gear, it is necessary to use evolute internal spline tooth shape locating taper spindle for backing processing, so as to meet different spindle precision requirements of evolute internal spline reference circle, bearing fit circle and gear pitch circle.

螺伞齿轮更换加工过程中，需使用渐开线内花键齿形定位锥度芯轴支承加工，才能达到渐开线内花键分度圆与轴承配合圆及齿轮节圆同轴精度要求。

This research can provide technical reference for calculation and analysis of a bridge by using the type of bearing.

该研究成果为使用此类型支座桥梁的计算分析提供了技术参考。

The arch hole shape curve formula and the optimum stability coefficient value of blasting pretreatment of bearing wall is provided. Calculation data for reference are provided for engineering practice.

提供了承重墙爆破拆除预处理预开拱洞最优形状曲线方程，对承重墙预处理后结构稳定系数进行了优化计算，为工程实践提供了可供参考的计算数据。

The result shows that the method can compute lubrication parameters of sector thrust bearing pad under the different working conditions, realize prediction of lubricating characteristics of sector thrust bearing pad, and it provides reference for actual design and performance study.

对不同工况下扇形推力轴瓦润滑参数进行计算，可以实现扇形推力轴瓦润滑性能的预报，计算结果可供扇形推力轴瓦设计和润滑性能研究作参考。