Focus hold

同义词释义

1)Focus hold,焦点锁定2)Focus lock,焦点锁定3)focus,焦点4)focal point,焦点5)focal spot,焦点6)focus,focal point,焦点7)focus(foci),焦点8)focus,focal points,焦点9)twin-focus technique,双焦点10)laser focus position,激光焦点