The collisional orogenesis in the area occurred in the Carboniferous and Permian, and shows the character of the early compression and late extension.

该区的碰撞造山作用主要发生在石炭纪和二叠纪，并经历了先挤压后伸展的演化过程。

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GIF and JPEGwere the most popular of those early file-compression systems.

在早期文件压缩系统中，GIF和JPEG是最受欢迎的的。

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Some have even gone as far as to state that Sony's strategy of using MPEG-2 and uncompressed PCM audio on single-layer Blu-ray discs may have required too much video compression, resulting in early releases that don't match the sharpness of VC-1 encoded movies available on HD DVD.

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One only needs to look at what happened after early March 2009, to see this compression and its effects.

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