stroke per minute 예문

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1. A rower can maintain 40 strokes per minute for only a brief period.
2. It was designed to run at between 12 and 16 strokes per minute.
3. A turret punch can achieve 600 strokes per minute.
4. A CNC punch can achieve 600 strokes per minute.
5. The mill operates at 60 strokes per minute.