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美国某空军基地飞行动力实验室,对铝基复合材料做壳体的战术固体火箭发动机,进行试车,取得成功。发动机点火14秒钟,消耗推进剂1600磅。发动机外壳结构为增强纤维铝基复
The flight laboratory of an American air force base succeeded in testing the tactical solid rocket engine made of aluminum-based composite materials. The engine ignited for 14 seconds and consumed 1600 lbs of propellant. Engine shell structure is reinforced fiber aluminum complex