人工头 meaning in Chinese

dummy head

The history of system of kemar has sixty or seventy years . the researchers have been interested with it because of the advantages of the fidelity , nature of its sound image and it only need two independent transfer channels . but it not used broadly because of some disadvantages and difficulties of technology
假头(人工头)型立体声系统已有六、七十年的历史,由于它具有声像逼真、自然,且只需要两个独立的传输信号等突出优点,几十年来研究工作者对其兴趣经久不衰,但由于它具有一定的局限性,以及一些技术上的困难,故未能在广播、家用立体声等方面得到广泛的应用。