????????????????????,????????????????????,???????????????淨(jìng)???,??????????????????????

????????????????24????o???????????С??????????????????????淨(jìng)???????????????

?????????

?????????????—5??1??0??

?????????????????·???????&?買(mǎi)????????—5??2??0??

1.??????????

1)??????????????2??(???????)

2)?10?η?????????????15????????????????????????

3)??????С????м?б???????????????????????????

4)??????????????≥1????????”????“????????????????δ????????(???????)

5)???????????????????????????п?????

6)???????п???????????????

7)???????????????????

8)??η?????????????????????

2.?′?С????

1)???????????????′?С????

2)?′????????????????????????

3)?????′????????????????(?????????)

????????

??????η????????????????????????????

?????????????40407????????? www.audiogearreviews.com/msg/