1. Simple machineA simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that provide mechanical advantage.
Read “Simple machine” on English Wikipedia
Read “単純機械” on Japanese Wikipedia
Read “Simple machine” on DBpedia
Read “Simple machine” on English Wikipedia
Read “単純機械” on Japanese Wikipedia
Read “Simple machine” on DBpedia
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