Duet(二重奏)器乐演奏形式之一。两个或两个以上演奏者,各奏自己所担任的声部,同时演奏同一乐曲,达到非常和谐、协调、完美、动听的效果。重奏属于室内乐范围,即在房间内演奏的音乐,音量不太大。但非常复杂、细腻、深刻和严谨。重奏还可按人数分为二重奏、三重奏、四重奏、五重奏、六重奏等。由四个同类乐器组成的四重奏占主要地位。如由第一、第二小提琴、中提琴与大提琴四种弓弦乐器组成的弦乐四重奏。或由长笛、双簧管、单簧管和大管四件木管乐器组成的木管四重奏等。凡三件或四件弓弦 Duet (Duet) One of the instrumental forms of instrumental music. Two or more performers play each part of their own while playing the same piece of music to achieve a very harmonious, coordinated, perfect and pleasant effect. The ensemble belongs to the chamber music range, that is, the music played in the room, the volume is not too large. But very complex, delicate, profound and rigorous. The number of quarters can also be divided into quarters, trios, quartets, quintet, and so on. Quartet composed of four similar instruments dominate. Such as the string quartet composed of the first, second violins, viola and the cello. Or a wood-tube quartet made up of flute, oboe, clarinet, and big pipe four-piece woodwind. Where three or four bowstring