For a practical rubber engine mount, empirical formulae are established which vary with material hardness and compression level.

结合某型发动机悬置，计算得到了不同硬度胶料产品在不同变形量情况下形状系数的经验公式。

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Optimize to File Size: Ability to automatically select both the file format (JPEG or GIF) and JPEG compression level to achieve the selected file size.

优化文件大小：可以自动选择文件格式（jpeg或gif）和选择jpeg的压缩率，以实现选定的文件大小。

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In terms of pure visual data (as calculated by Photoshop at the same level of jpg compression) the Google Map screen weighs in at precisely half the information of its prettier Apple counterpart.

FORBES: Hands On With New Google Maps For iOS: Easier On The Eyes And Faster For The Fingers

The latest deduplication advances automate the process of hunting down multiple files at a very granular level and apply specialized compression algorithms to what remains to shrink your data even further.

FORBES: Turn Big Data into Little Data With De-Duplication