Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
QB/T 1299-2021 |
Harmonica{译} {译} 口琴 |
China Light Industry Industry
Standards Harmonica |
![]() English PDF |
QB/T 4489-2013 |
Chromatic Harmonica 半音阶口琴 |
China Light Industry
Standards Harmonica |
![]() English PDF |
QB/T 1299-2011 |
Harmonica 口琴 |
China Light Industry
Standards Harmonica |
![]() English PDF |
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