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美国《宇宙航行与航空》杂志报道,1981年美国在固体火箭推进剂和燃烧领域内取得下列主要成果: 一、研究了一组高能推进剂在美国空军火箭推进实验室主持下,今年对新的一组高能推进剂完成了研制和鑑定工作。这组推进剂称为HPO(供选择的高能推进
The U.S. magazine Aerospace and Aviation reported in 1981 that the United States has made the following major achievements in solid propellant and combustion fields in 1981: I. Studied a group of high-energy propellants under the auspices of the U.S. Air Force Rocket Launch Laboratory, A group of high-energy propellants completed the development and identification. This group of propellants is called HPO (alternative high energy propulsion