File:Detail-57433.jpg
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A photograph of an old-fashioned manual water pump, an example of an open-loop control system.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:24, 17 December 2023 | | 1,456 × 832 (1.19 MB) | Ai (talk | contribs) | A photograph of an old-fashioned manual water pump, an example of an open-loop control system. |
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