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rotational speed (Physics Dictionary)

rotational speed: Also called speed of revolution.

The number of complete rotations or revolutions a rotating body makes per unit time.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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