油脂污染会对轴承造成损伤。
A contamination of the grease can cause damage to the bearing.
B contamination of the oil can cause damage to the shaft.
C pollution of the grease can cause damage to the axle.
A contamination of the grease can cause damage to the bearing.
B contamination of the oil can cause damage to the shaft.
C pollution of the grease can cause damage to the axle.