Fire protection mechanics, compositions, characteristic and development tendency of intumescent fire retardant coatings are introduced in the thesis.

介绍了膨胀型防火涂料的防火机理、组成、特点以及发展趋势。

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This paper relates to the current development, fire mechanism, operating mode and development tendency of liquid propellant gun and presents its features and advantages.

本文简述了舰载液体发射药火炮研制概况、发射机理、工作方式、目前研制方向和重点，分析了液体发射药火炮的特性和优点。

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