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随着我国货车无钢箱滚动轴承轮对的逐年增加,无轴箱滚动轴承轮对的检修和运用已愈来愈引起各级车辆工作者的重视,而在检修时,由于无标志板或明显标志,无法正
With the increase of non-steel box rolling bearing pairs in our country, the inspection and application of the non-shaft box rolling bearing pairs has increasingly drawn the attention of vehicle workers at all levels. However, due to the absence of sign boards or obvious signs, Can not be positive