The experimental results of low temperature ablator (beeswax and camphor) tests in the hypersonic wind Tunnel are presented in this paper.

本文给出了低温烧蚀材料的速风洞烧蚀实验研究的结果。

The leading candidate for Orion's base heat shield is a material called PICA (phenolic impregnated carbon ablator).

前猎户座底部防热盾的首选填碳烧蚀挡板材料（PICA），一种埋在树脂中的碳纤维交叉结构。