In this paper, the selection of weight facfor and the error in forecast based on experiment of rolling bearing are discussed.

本文通过对滚动轴承的实验研究，分析了预测中权的选择和预测误差。

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The step and error control in machining the converter bearing seat with this method are summed up.

总结了利用该方法加工转炉轴承座内球面的步骤及其误差控制。

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This kind of bearing outer ring raceway is spherical shape, so the self-aligning good performance, to compensate concentricity error.

该类轴承外圈滚道是球面形，故其调心性能良好，能补偿同轴度误差。

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Once the vines were finally bearing grapes, the winemaking process had to be mastered, with similar calamities of trial and error.

WSJ: The Near-Accidental Brilliance of Shafer Vineyards