Screw machine product, while species diversity, but different brands of the difference between technology, are using smaller decide frequency compression technology, homogeneity serious.

螺杆机产品虽然品种多样，但是不同品牌之间的技术差别较小，都是采用定频压缩技术，同质化严重。

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Patterns in the data: the frequency of recurring patterns in the data determines how effective compression will be for a particular table space or partition.

数据中的模式：对于特定的表空间或分区，数据中重复出现的模式的出现频率将决定压缩的效果。

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The frequency hopping coded signal is a new pulse compression radar signal, and has great analysis value.

跳频编码脉冲信号是一种新的脉冲压缩雷达信号形式，极具研究价值。

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At the same time, advances in technology--better filters and digital compression--are allowing carriers to squeeze far more data onto each frequency.

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