拨弦乐器的产生据考证是在石器时代,人类的祖先们受到弓弦发出声音的启发,创造并逐步演变成的。最早的拨弦乐器是古琴(图1)。传说由神农氏造的古琴是五根弦,到周文王时增加了二根成为七弦琴,所以古琴又称七弦琴。到秦代时有十三根弦的琴,后来发展到二十根之多。琴一般长130厘米,宽20厘米,厚5厘米。以梓木做底 The production of plucked instruments According to research, in the Stone Age, human ancestors were inspired, created and gradually evolved by the bowstring. The earliest plucked instrument is the guqin (Figure 1). Legend has it that Shen Qin made the guqin is five strings, to the king of Zhou Wen added two become lyre, so the guqin, also known as the lyre. By the Qin Dynasty, there were thirteen strings of pianos and later twenty. The piano is generally 130 cm long, 20 cm wide and 5 cm thick. To Catalpa do the end