The Western Symphony Orchestra is divided into five instrumental groups: string group, woodwind group, brass group, percussion group and color instrument group.

Related components:

1. String group: violin, viola, cello and cello for double.

2. woodwind group: piccolo, flute, oboe, English pipe, clarinet, bass clarinet, bassoon and bassoon.

3. brass group: trumpet, horn, trombone and bass horn

4. percussion group: timpani, gong, cymbal, hanging cymbal, tambourine, triangle iron, snow bell, bell tree, bangzi and Allegro.

5. Color musical instrument group: piano, harp, xylophone, aluminum Zhong Qin, clock arrangement, organ, piano, etc.

Extended materials

Symphony orchestras are divided into different arrangements according to the needs of the style of their works. Such as single-tube, double-tube, three-tube, four-tube and so on. Symphony orchestra takes woodwind as the symbol of judging compilation: a band composed of "double pipes"; A band composed by "three pipes"; ? A band composed by "four pipes"

In order to achieve a reasonable proportion of the number of musical instruments in each group, with the increase or decrease of woodwind instruments, the number of stringed instruments and other musical instruments will also change accordingly, so as to keep the balance of sound.

In the whole process of romantic music from the early 19th century to the late 19th century, the composition and combination form of symphony orchestra were further improved. The appearance of the large-scale four-pipe symphony orchestra and the addition of various characteristic instruments have enriched the acoustic effect and artistic expression of the symphony orchestra.

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