[Cao học HUS (2024 - 2026)][Đo lường các đại lượng vật lý] Buổi 9b Cảm biến đo áp suất và lưu lượng

New channel Phạm Tuấn Kiệt: title sample judged 'pick' (Many long uploads are genuine graduate physics/engineering lecture recordings, but a notable chunk are exam-prep outline); passed a second screen for sellers/exam-prep/re-uploads; 2 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.