The system has some practical value in engineering.
该系统具有一定的工程实用价值。
The proposed video surveillance system is low cost and simple to realize, and possesses some practical value in engineering.
系统实现简单，成本低廉，具有一定的工程应用价值。
It indicates that the numerical model system has some practical value in actual engineering.
表明该模型系统在实际工程中具有一定的实用价值。
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