本文针对音准仪在钢琴调律中的应用作了较系统的研讨。认为,在调律中应用音准仪容易达到理想的音准要求,并且有利于钢琴调律工作的规范。文章还推出钢琴音准线绝对高度一览表,以及依据音准线绝对高度调律的方法。 In this paper, the application of the pitch instrument in the piano tuning made a more systematic discussion. It is considered that it is easy to achieve the ideal pitch requirement when using the pitch gauge in the tuning and is also conducive to the specification of the piano tuning work. The article also introduces an overview of the absolute piano pitch lines, as well as the method of tuning the absolute height according to the pitch of the lines.