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utility frequency (Physics Dictionary)

utility frequency : The frequency of the oscillations of alternating current (AC) in an electric power grid transmitted from a power plant to the end-user.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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