????????????????????????????
?????????????????????????2016-10-19
???????,???????????,?????????λ???
????
????????
??????300-300
?????????2000
PK?????+5%
PK?????+5%
?????1
??????????????????2????[??2????????????30000???]
????????????????????http://www.audiogearreviews.com/cqss/
???????:??????????????????40407?????????????40407???????????α? ?????