最終更新日：2024/08/03

A device for converting reciprocating motion to rotary motion, used in the first rotative beam engines.

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sun and planet gear

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sun and planet gear

noun

A device for converting reciprocating motion to rotary motion, used in the first rotative beam engines.

The sun is the center of our solar system.

意味（1）

A device for converting reciprocating motion to rotary motion, used in the first rotative beam engines.