Once at the tracking station, Greg reached into the tiny hole and packed grease around the failed bearing.
格雷格·福思一到站里,立刻就把他的小手伸进了这个小孔并把油脂涂抹在已经失效轴承的四周。
Use position, such as one, etc. Of rolling that clean petrol or kerosene wash the roller bearing carefully while changing the lubricating grease, should open to put the oil-hole pedestal when washing.
在换润滑脂时应用洁净的汽油或煤油仔细清洗滚柱轴承的滚道等部位,清洗时应打开轴承座下的放油孔。
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