To heart with the love of Shen Teacher Hello

To heart with the love of Shen Teacher Hello, there is a doubt would like to ask you about. .Piano in a form called the four hands, I would like to ask, this play is designed to use the scores written in four hands Scores it? normal scores (single play) can also be used with four hands playing the way it? double and single violin piano duo four hands, what difference does it? .because I do not know music friends, so take the liberty to ask you, and hope to get your answer. .thanks again ~ ~ friends Taiwan, he performed a piano performances, also known as piano duet, but also in the form of a concert organist. before the invention of the piano, using harpsichord, and piano from the harpsichord to the evolution of some of the similar to the piano keyboard, known as the clavichord.
This keyboard does not play up the strength of the points, so people up and down the keyboard divided into two tiers according to the intensity, although able to play strong voice and piano, but still not the whole resonance improvement. If you want to strengthen the resonance, the only way is to increase the density of touch keys that two people (four hands) with an old piano playing, this is the The gradual evolution of keyboard instruments and gradual improvement, the piano, turned out to crowned king of the throne of musical instruments, the structure of the complete piano playing strong or weak, rich in the expression.