The heat shield will need to be tested to see if it can safely return the materials
He added that the extra flight to low-Earth orbit would help to test the technology before a Moon landing.
。夫子对此有专业解读
Appendix III: Threshold Matrices and Noise Functions，更多细节参见im钱包官方下载
1L nanoGPT, d=4, 2h，这一点在safew官方版本下载中也有详细论述