♦ どういうことですか?SMT組成? SMT Assembly (Surface Mount Technology Assembly) is a modern method of assembling electronic circuits where components are mounted directly onto the surface of a printed circuit board (PCB) rather than through holes伝統的な透孔技術 (THT) のように ♦SMT組成の特徴 表面に搭載された部品 (SMD) 線路がないか短線を持つ小型平らな部...