This includes demonstration for construction units, electrical engineering, large-scale renovation projects, light system engineering.

如楼盘示范单位工程，电业工程，大型会所装潢工程，灯光系统工程。

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The experiment results show that the system can be used in the engineering structures with light roofing and medium or small spans.

试验结果表明：该体系可广泛地应用于轻屋面及中小跨度的工程结构。

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So making researches on the light aircraft flight control system is of theory, engineering and economical value.

研究小型飞机的飞行控制系统具有重要的理论意义、工程意义和经济意义。

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The result of all this genetic engineering was a system that produces light in cells in which a retrotransposon has jumped.

ECONOMIST: Brain development may be influenced by genetic parasites