在游戏原版科技树中加入了一种电子烟雾弹, 是一种爆炸后带有烟雾弹效果的Emp炮弹, 可以被迫击炮发射. Add a new EMP-SMOKE shell in tech tree, which combines the effects of both an EMP and a smoke grenade, unlock same with vanilla Emp shell.
