“polyurethane propellant”的概念、定义、翻译、参考文献-科学参考

单词	polyurethane propellant
释义	polyurethane propellant Encyclopedia 工学固体推进剂释 polyurethane propellant聚氨酯推进剂以聚氨酯为黏合剂，高氯酸铵等为氧化剂，加入能量添加剂、固化剂和键合剂等，经混合、浇注、固化成形的复合推进剂。
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