???????????? ????????????? ???????????

??2????3????????????????????????????+1??????EXCEL???????????????0????15?????????????799????0????40????MM??????????11799????15????40?????????????11000?????????????1800???????????????????42000+????????????????R???4W????????????????????????????????????????????????????????????в??????????????ò??????

??????????0??????100????????????172499????????????15?????MM?????????????171700??????

???????????10?λ??????60%???????????(??????????????????????????????????)???????????10????????????????300?????????2?γ????????300??????J??????￡?3???1800?????466???????????????155??????????????????????455??????????????????????????￡???MM???25??????40???????飬??????353????100??????????1???????????????????????????????????????μ???????????????300????????????о?????????????￡???????????????10??????10?????????6????????2?????????????????J?????????????1???(ò?????5???????浽?????1???)??????

??????????20J?????????????????1.5?????????????2???????????2.5??????????4-5??(?????????RP????)??????RP???????????1??1.5??1??2????????????????????300*1.5+300*2=1050?????????????271??????????????????300?????571????????????????????20??????MM???????????????20??????800J~??????????????????????????????280????У???????????J=11200J???????????????????800J???5???????MM??11200J???2?????°??MM?????????????????????飬?ū??????????????J?????????????????????ū?????????ɡ?????

????????????????????J????

?????????40407????????? audiogearreviews.com/wly/