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polyurethane propellant
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polyurethane propellant
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固体推进剂
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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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