journal roll
辊颈轴承 roll neck bearing
轧辊颈轴承 roll neck bearing
辊轴颈 roll axle neck
轧辊轴颈铣床 [机] roll neck milling machines
辊筒轴颈 cylinder journal
针对多辊筒碾压机压辊轴颈磨损严重的问题，对其进行了故障分析和改造。
Aimed at the wear problem of roll axle neck, failure analysis and rebuilding were made for multi-roller mill.
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