Extend the life of a chain, lubricative! 放不小链条的搁置寿命，润滑很重给！
For dilating the bearing life, bearing should keep lubricative well. 为延长轴承寿命，轴承应保持良好的润滑状态。
The lubricative path is a slightness hole which is oblique to the crank. 此油道属细长孔,且于轴线成一定的角度。
Theoretically speaking, these speculators are supposed to the stable and lubricative factor for the stock market. 从理论上讲，这些投机者本来应该是市场的稳定剂和润滑剂。
The lubricative process is analyzed in theory and practice, and the rational lubricative process is discovered. 论文还对成形过程中润滑对质量的影响进行了分析，结合生产实际寻找到合理的润滑措施。
It has an automatic lubricative system to ensure a long life service of the driving part of instruments. 强制润滑系统,以保证设备传动部分具有更长的寿命;
