C1906 Professor Qin Congratulations
Just as the two were chatting, the simulation didn't stop.
Another five minutes passed in the blink of an eye.
From the beginning of the experiment until now, nearly 20 minutes had passed.
20 minutes wasn't a short time. According to normal launch calculations, the rocket had already passed through the atmosphere and arrived in outer space.
"Professor Bai, it has already been 20 minutes