Tanks are all over the sky, you tell me this is a car?

Story of: Tanks are all over the sky, you tell me this is a car?Ye Tian was transferred to 779 Design Institute.Ye Tian: This is wrong, leader. Don’t you want me to design a portable and powerful pistol?The leader watched the flour group's lair being wiped out with a single gunshot and said: "What I asked you to study is a pistol. What do you mean by your magnetic storm coil gun? Why is the bullet belt split and tracked? This is a missile!"Commander of the Special Forces: We agreed to modify the shoulder-fired rocket launcher, but why was there a mushroom cloud when one shot was fired, and all the rebels were gone?This is clearly a strategic weapon.Ye Tian: Leader, you are wrong. This is not a strategic weapon, it is an ordinary rocket launcher, just a fusion rocket launcher.Army: What I want is a multi-purpose vehicle. Why is the off-road vehicle flying?Even if it can fly, why does it transform into a mecha?Navy: Is this a nuclear-powered aircraft carrier?Why is the speed faster than the high-speed rail?