工作频率operating frequency;working band详细»
工作频率operating frequency;service frequency;working frequency详细»
工作频率frequency of operation;operating frequency;operation frequency;operational frequency;working frequency详细»
工作频率working band详细»
工作频率operation frequency详细»
工作频率assigned frequency详细»
工作频率service frequency;working frequency详细»
工作频率operating frequency详细»
工作频率operating frequency详细»