Also some important part is the bucket cylinder jointpin, the bushing, certainly must carry on the inspection to these place loose and tight.
还有一个重要的部分是铲斗油缸连接销、衬套，一定要对这些地方的松紧进行检查。
2
Although our company was established in 1982, this is the first South West cue to have a serial number and our cactus logotype engraved on the jointpin.
虽然本公司早在1982年就已成立，但是这只球杆是我们第一只在铜牙刻上仙人掌标记及序号的球杆。
3
To overcome the shortcomings of the shear pin type joint and left-hand thread type joint, a sliding sleeve subsurface safety joint is developed.