​"미 해군도 없다" 독일 원조 기술 제치고 세계 최초로 디젤잠에 '이것' 성공해버린 한국★리얼웨폰K @kfnplus

K-Submarine First! Dosan An Chang-ho Successfully Crosses the Pacific! From the core performance of the Dosan An Chang-ho that astonished the world, to the cutting-edge technology of the Jang Yeong-sil, which has evolved a step further, and even the hidden secrets of the SLBM! 02:48 K-Submarine First! Crossing the Pacific 06:18 Core Performance of the Dosan An Chang-ho 12:44 Core Performance of the Jang Yeong-sil 16:36 Hyunmoo 4-4 SLBM Real Weapon K reveals everything about the Jang보고-Ⅲ class submarines & SLBMs in detail. 💚KFN PLUS+💚    / @kfnplus