This is fitted in the cylinder block and is driven by the chain drive.
机油泵安装在气缸体中，由链条驱动进行驱动。
2
This kind of transportation chain link new design used in the roller had the precision sizing cylinder roller bearings.
这种输送链条新设计在滚子中采用了具有精密加工柱面的滚子轴承。
3
See Actuators &Accessories section for: Bevel gear, spur gear, chain wheel, motor or cylinder actuators; Bypasses, drains or auxiliary piping; Special packing, etc.