CNC machine and diesel engine: what they have in common

1. Step 1. CNC machine — has part — Servomotor. Servo drives move the axes.
2. Step 2. Servomotor — is part of — Insulin pump. A stepper motor moves the plunger.
3. Step 3. Insulin pump — has part — Piston. The reservoir’s plunger.
4. Step 4. Piston — is part of — Diesel engine. Pistons move in the cylinders.

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