Using the theory of institution supply and demand, the thesis analyzed the effect factor and illuminated the process of reformation of combined service force system.

利用制度供求理论深入分析了影响我军后勤体制改革的具体因素，说明了后勤保障体制的变迁过程和变迁的具体步骤。

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Expound influence and effect of human health on microorganism aerosol. Particular illuminated the characteristic, infection (contamination) and control for Microbe aerosol.

本文阐明了微生物气溶胶对人类健康的影响及作用，论述了微生物气溶胶的特点以及感染(含污染)和控制。

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From the theory and practice, the significance of this study was demonstrated, and the experimental effect factors and problems should be paid attention to and solved were also illuminated.

从理论和实践的结合上说明低浓度化的意义、影响因素及其应注意和解决的问题。

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