1. Listen for the right frequency. ������Ѱ����ȷ��Ƶ�ʡ�
2. Use adverbs of frequency to say how often you do something. ��ʹ��Ƶ�ʸ���ȥ˵�㾭����ִ�е�ij�¡�
3. Some people need time to adjust their frequency to that of the crystal so they can read into it. ��Щ����ҪһЩʱ�����������ǵ�Ƶ�����ʺ�ˮ����������ǾͿ��Զ���ˮ����
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n.
1. the number of occurrences within a given time period
2. the ratio of the number of observations in a statistical category to the total number of observation
3. the number of observations in a given statistical category
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Frequency Ƶ��;
Ƶ��;
��Ƶ;
�ڶ�Ƶ��;
mains frequency �е�Ƶ��;
��ԴƵ��;
��ԴƵ��/�е�Ƶ��;
��Ƶ;
frequency characteristic Ƶ������;
Ƶ������;
Ƶ������ �ܲ�������;
Ƶ������;
stockout frequency ȱ��Ƶ��;
ȱ���ʣ�ȱ��Ƶ�ʣ�;
ȱ����;
ȱ��Ƶ��;