Final answer:
To adjust the speed of the retraction stroke of a double-acting pneumatic cylinder, one can manipulate the flow control valve and pressure regulator in the pneumatic system.
Explanation:
Adjusting the speed of the retraction stroke of a double-acting pneumatic cylinder can be achieved by manipulating various components in the pneumatic system. One effective method is to adjust the flow control valve, which regulates the rate at which air flows in and out of the cylinder during the retraction stroke. Additionally, adjusting the pressure regulator can also impact the speed by controlling the pressure supplied to the cylinder.
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