从升C升高到升F定音鼓
C sharp to high F sharp
subir de do sostenido a fa sostenido
monter du do dièse au fa dièse
Cis nach Fis boch
cambiare il do diesis in fa diesis
等螺旋升角
equal-rise-angle spiral line
螺纹升角
Lead angle
the lead angle of screwthread
跑车升角
rise angle of racing crane