Index_목차 0. 글 소개 1. ECSS-Q-ST-70-61C_5 Preparatory conditions 5.2 2. ECSS-Q-ST-70-61C_5 Preparatory conditions 5.3 0. 글 소개 안녕하세요 고급찐 땜쟁이입니다. "ECSS-Q-ST-70-61C_High Reliability Assembly for Surface Mount and Through Hole Connections" 6편 시작하겠습니다. https://challenge-soldering.tistory.com/8 고급찐 땜쟁이_Challenge!! Soldering 5편_ECSS-Q-ST-70-61C_learning(3.3 ~ 5.1)#ESA #IPC #NASA Index_목차 0. 글 소개 1. ECSS-Q..