I'll grade you, and you can understand it yourself. Better than anything!

300-+ practicing piano is called a toy by experts, but it can be practiced.

1000-+ Moderately practice small piano-like performances, such as performances at class meetings.

The 3000-+ advanced practice piano can also be a low-level performance piano, and small performances can be given at school.

7000- 10,000. Generally, students with a level of 10 or above can also play the piano, but the piano level of a good orchestra is definitely much higher than this.

65,438+0,000 to 30,000 performers practice piano, students majoring in piano, conservatory of music, etc. They all use this kind of piano, but their family is better than this.

30,000 to 65,438,000+Domestic professional orchestras generally use this kind of piano, except of course the chief.

More than 65438+ ten thousand professional orchestras have professional requirements for using the piano.

/kloc-more than 0/10,000 are good pianos, usually solo or in museums.

In short, it is the famous piano. How many players dream of playing it?