名词
中文翻译：功率频率
同义词：
['power supply', 'power line例句：1. The power frequency is the frequency at which electrical energy is transmitted through a power line.（功率频率是电能通过电线传输的频率。）2. In power engineering', 'understanding the power frequency is crucial for ensuring safe and efficient operation of power systems.（在电力工程中，理解功率频率对于确保电力系统的安全和高效运行至关重要。）']
例句：
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1. The power frequency is the frequency at which electrical energy is transmitted through a power line.
功率频率是电能通过电线传输的频率。
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2. In power engineering, understanding the power frequency is crucial for ensuring safe and efficient operation of power systems.
在电力工程中，理解功率频率对于确保电力系统的安全和高效运行至关重要。
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3. The power frequency fluctuations can cause equipment damage or even system failure.
功率频率波动可能导致设备损坏甚至系统故障。