This circuit is restricted to low frequency operation by the lamp time constant.
受灯泡的时间常数限制，本电路只能低频工作。
This has proved to be an extremely effective way to achieve robust single frequency operation.
单向环形激光器被证实是获得稳定单频运转最有效的方法。
The gas accident frequency in the operation of the gas boiler is higher.
煤气锅炉运行中煤气事故的发生频率较高。
The value of a magnetic material core varies according to the frequency of operation.
核心价值一磁性材料根据不同的操作频率。
Frequency speed control, kick control, simple operation.
变频调速，脚踏控制，操作简便。
The relationship between power frequency overvoltage and system operation mode is investigated.
电压与系统运行方式的关系。
The relationship between power frequency overvoltage and system operation mode is investigated.
电压与系统运行方式的关系。
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