求翻译：将轴承拆下检查时，先用摄影等方法做好外观记录。另外，要确认剩余润滑剂的量并对润滑剂采样，然后再清洗轴承。是什么意思？

Bearings are removed when checking first with photographic methods such as appearance record. In addition, to confirm that the remaining amount of lubricants and lubricants sampling, then clean the bearing.