[填空题]
At what distance from te2x (01i o*d. h pfgq5gmp:d e/(pzlkrmh(cy0 8b vpozsnk7jtfxjy* d84w7 la)/d2,j he Earth will a spacecraft traveling directly from the Earth to the Moon experience zero netv/2 *jb8k7w jp d4lto 8,s)dj7ynzfx a force because the Earth and Moon pull with equal and opposite forces? $\times 10^8$
