Function Design and purchase advice of Digital Language Lab

With the development of the science and technology,the digital language laboratory has been mproving greatly.It is more and more important to design the function and purchase equipments.I have 10 years experiences of using simulating language lab,single digital language lab,digital network language lab,and grasp certain knowledge of language lab equipments.This thesis puts forward innovative advice about function design and purchasing equipments of digital language lab.It can be beneficial to some schools and trainning organizations to build their language labs.