光子學第五章電光與聲光光學第2講 謝文峰教授編著

Round-11 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events), provenance check and vendor/seller/devotional recheck passed; strict per-title check + final strict pass; oEmbed verified.

A 22-minute video from 謝文峰: “光子學第五章電光與聲光光學第2講 謝文峰教授編著”.

Video by 謝文峰, played through YouTube's embedded player.