频率分布存储在元数据储存库中，其形式为一组不同的值和与之相关的出现次数计数。
The frequency distribution is stored in the metadata repository as a distinct set of values with their associated count of occurrence.
本文将介绍Criteria API和与之密切相关的元模型(metamodel)概念。
This article introduces the Criteria API and the closely associated metamodel concept.
小波变换作为频率和时间的二元函数，使之可以很方便地在频率和时间域中同时进行地震波能量的吸收衰减补偿。
Wavelet transform involves the two-variate function of frequency and time, which makes it convenient to simultaneously compensate for attenuation of seismic energy in frequency and time domains.
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