C 12 2 1 July 8, 2019 16 32 64 128 C 12 178 2 C 2 12 11 C 5 12 2 1 6 Elco ecm c 12 10 2 C jhrf yf 1 12 2 Ecm c 12 10 2 Mann-filter c 12 178/2 C 2 12 15 C 2 12 14 C 2 12 16 12 c 2 10 C 12 98 c 14 2 Y =- 5x 12 c (- 2 1 C 1 12 2 of 64