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原材
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低原子序数材料
low-Z material
原始材料
virgin material
(烧蚀材料在烧蚀过程中未发生热解反应的材料)
原材
料消耗量
raw material consumption
耐原子氧材料'
atomic oxygen resista nt material
高原子序数材料
high-Z material
(如金、钽、铅等)
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