在两根琴弦上同时奏出两个乐音,就是小提琴双音演奏。精确、优美、丰满的双音演奏技巧,是小提琴艺术的重要组成部分,必须运用严谨、有序、合理、科学的训练方法,才可能掌握。历史形成的GDAE纯五度音程的空弦关系,使小提琴可以奏出纯一度、小二度、大二度、小三度、大三度、纯四 Playing two tones at the same time on two strings is a two-tone violin. Precise, graceful and plump dual-tone playing skills are an important part of the art of violin. It is necessary to use strict, orderly, reasonable and scientific training methods to master it. The historical formation of GDAE pure five-degree interval empty string relationship, so that the violin can play a pure, small second, second, third, third, fourth