烟花爆竹的安全首先取决于烟火药剂配方的科学合理与满足环保安全的要求。
The safety of fireworks and firecrackers lies on scientific and rational pyrotechnic compositions and satisfaction to the requirements of environmental protection and safety firstly.
利用瞬态光谱辐射仪分析了火工烟火药剂燃烧火焰辐射光谱分布，介绍了多光谱辐射测温技术的工作原理。
The radiation spectrum of pyrotechnics' burning flame was analyzed using transient spectrum radiometer. The working principle of multi-spectral thermometry was described.
军事应用和娱乐应用并行，火器和烟火齐盛，是中国古代火药技术的独特结构。
The unique composition of early gunpowder technology in China lies in that military application and entertainment run parallel and firearm and firework prevail in unison.
军事应用和娱乐应用并行，火器和烟火齐盛，是中国古代火药技术的独特结构。
The unique composition of early gunpowder technology in China lies in that military application and entertainment run parallel and firearm and firework prevail in unison.
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