Last Updated
：2025/11/29
planet wheel
（ plural ）
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A gear wheel that revolves around the wheel with which it meshes, in an epicyclic train.
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planet wheel
During the bench test, the planet wheel in the epicyclic gearbox rotated smoothly as it revolved around the central gear.
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During the bench test, the planet wheel in the epicyclic gearbox rotated smoothly as it revolved around the central gear.
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