nuclear- pulse-propelled vehicles were designed to act

1 49 64 1 50 63 1 51 0 2 > I o (_ F-I 0 _J_l_iW_-I li_i_--4u. !_ :i: :.",:: :: :', J q 8_ (/1 Z 0 -2 -' I- "" I',; '; O = PULSE PERIOD Fig. Z.

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