C1979 Armor Penetration Experiment

"Done?" The Elementary Scholar asked Qin Guan.

Qin Guan nodded. "Yes, okay. Let Chen Rui familiarize himself with this plane first. After familiarizing himself with the plane, he took the other pilots with him to induce oscillation and deal with this subject. Not only does he need to know how to fly, he also needs to give suggestions for improvement