The current chain lubrication practice consists of applying lubricants direct to the chain from lubricants container or pressure aerosol can. Without special apparatus, lubricants may fail to reach the contacting surfaces inside the pin, bushing, roller bearing and oil wastage . User tend to use ex.....
[更多]
| |< <- | [1] [2] [3] [4] [5] [6] [7] [8] | -> >| |
