载人飞船返回舱的烧蚀热防护技术研究和试验表明，碳化烧蚀材料是再入飞行器最有效的热防护层。
Investigations and experiments indicate that charring ablators provide the most efficient thermal protection shield for the re-entry vehicles.
探讨了影响硅橡胶热防护材料烧蚀性能的因素。
The elements which affected the ablative properties of silicone rubber heat shields were discussed.
根据内绝热层的烧蚀机理，推导出内绝热层炭优厚度计算公式；根据燃烧室壳体对热防护的要求，给出了确定内绝热层设计厚度的方法。
The formulas to compute the charred thickness are derived based on its ablation mechanism and the methods to determine its design thickness arc given based on thermal protection for the chamber case.
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