To estimate carrier frequency of digitally modulated signal whose modulation type is unknown, a carrier frequency estimation method for digitally modulated signal is proposed.
针对未知调制类型情况下数字调制信号的载波频率估计问题，提出了一种适用于数字调制信号的载波频率估计方法。
The setting is introduced on the relationship between primary frequency modulation speed difference and primary frequency modulation load for current modulated type steam turbines with base-load.
介绍了目前电调型带基本负荷汽轮机的一次调频转差与调频负荷关系曲线的设置情况。
The setting is introduced on the relationship between primary frequency modulation speed difference and primary frequency modulation load for current modulated type steam turbines with base-load.
介绍了目前电调型带基本负荷汽轮机的一次调频转差与调频负荷关系曲线的设置情况。
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