29. 12. 2020284 zhlédnutíAccording to IEC60695-2-2 and IEC60695-11-5, GB/T-5169.5, ZY-3/ZY-3S needle flame test equipment is applied in the production and quality control department ...
Před 3 měsíci33 zhlédnutíPlease, TURN ON THE English CC Subtitles FOR A Manually MADE Translation!Seznam videí / Playlist:https://www.youtube.com/playlist PLYl6bTZe5Zy4qyqgDw-hW...