11 气体动力学原理和方法 压力波 4

Round-15 hunt: picked; source: named-course / course-code long-video search (r15, wave 2); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier B passed; strict per-title check + final strict pass; oEmbed verified.

A 65-minute video from Hongwei Wang: “11 气体动力学原理和方法 压力波 4”.

Video by Hongwei Wang, played through YouTube's embedded player.