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。
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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