“pyrotechnic composition”的概念、定义、翻译、参考文献-科学参考

单词	pyrotechnic composition
释义	pyrotechnic composition Encyclopedia 工学烟火药剂释 pyrotechnic composition烟火药剂多数情况下能在隔绝外界空气的条件下燃烧，并产生光、热、烟、声或气体等不同效应弱爆炸性机械混合物。
随便看	preservation of photographic data preservation of textiles Preservation of the Old City of Berne preservation & reformatting Section of American Library Association(PARS) preservation strategy preservation techniques of cultural relics preservation technology of agricultural products preservation wood preservative preservative of taxation preservative of timber structure preservative treated wood preservatize preservatory preserved context index preserved corpse preserved fruit preserving preserving and accessing networked documentary resources of Australia preserving stationary set preset preset aperture ring preset diaphragm presetting presheaf

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