连杆小端轴承 little-end bearing ; Small end bearing
小轮前端轴承 Pinion front bearing ; Pinion foreground bearing
小轮后端前轴承 Pinion head bearing
小轮后端后轴承 Pinion rear bearing
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连杆小端装有双列长圆柱滚子轴承。
Wrist pin end carried on double row long cylindrical roller bearing.
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