C1980 Uranium Proficiency and Uranium Proficiency Armor Proficiency

"Yeah, we now know that the West is beginning to enter the new generation of advanced armor defense. Especially the Challenger Tank of the Cattle Country, which is known as the hardest armor. Therefore, we must develop a new generation of armor-piercing bullets to defend against it. Fortunately, our Depleted Uranium missile technology is already very good. "

This time