给琴槌调音是最容易被忽略的步骤。
Voicing the hammer is probably the most neglected maintenance procedure.
在琴槌的毛毡上粘上小针以使音色圆润。
Sticking small needles into the hammer's felt creates mellowing.
琴槌的硬度是维护一个真钢琴时可以调整的东西。
Hammer hardness is something that could be adjusted in the maintenance of an actual piano.
琴槌的硬度是维护一个真钢琴时可以调整的东西。
Hammer hardness is something that could be adjusted in the maintenance of an actual piano.
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