2007年，许多硬碟制造商已成功推出1 TB（terabyte）储存容量的3.5吋硬碟，硬碟容量自此走入TB纪元。 1TB硬碟是业界积极研发更高磁录密度之辉煌成果，蔚为硬碟史上的重要里程碑。

究竟如何达到如此惊人的容量？现在，让我们一同来探索！

Last year, various HDD (hard disk drive) manufacturers successively launched 1-terabyte (TB), 3.5-inch HDDs, so HDDs have now entered the terabyte age. The 1TB HDD is a major milestone in the history of the HDD as it is the result of intense research and development efforts to maximize the HDD recording density.
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