该技术是自主开发的解决方案和一些商用现成（commercial off-the-shelf，COTS）解决方案的混合体。
The technology is a mix of home-grown solutions and some commercial off-the-shelf (COTS) solutions.
该技术是自主开发的解决方案和一些商用现成（commercial off-the-shelf，COTS）解决方案的混合体。
The technology is a mix of home-grown solutions and some commercial off-the-shelf (COTS) solutions.
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