???MT???????????????е???????????????

???MT????????????????,???MT??????????????????

?????MTer??

??????????в??????????????????????????????????????????????????????2??????????????????????????????????????????????????μ???????

?????????????????????????????????????????????????????200????????????????????????λ??????????

???????mt4.2?°汾???????????????

???????mt4.2??????????

???????mt?3??????????????

???????mt???????????

???????mt????????1-15???????λ??????

?????????????40407???mt???http://www.audiogearreviews.com/mt/