精品97国产在线观看,久久精品国内精品,日本在线中文字幕第一视频,97在线视频免费播放

<span id="08quo"></span>
      
      

            1. ?????豸

              ???λ??:???>???????>?????????>??????>????????

              ????????

              BG-710

              BISONGpro????BG-710

              ?????????????
              ????????40Hz-16KHz
              ????跡??75??
              ??????-40dB??2dB
              ?ο???????20-80cm
              ?????????????
              ???????48CM
              ????????DC9V/????48V



              BG-718

              BISONGpro????BG-718

              ??????????
              ?????????????
              ????????30-19KHz??-10dB)??40-16KHz??-3dB??
              ?跡??75??
              ??????-40dB??2dB
              ?????????????
              ????????????48V??DC3V
              ???????26CM??48CM???
              ?ο???????20-80CM




              BG-730

              BISONGpro????BG-730

              ?????????????
              ????????40Hz-16KHz
              ????跡??75??
              ??????-40dB??2dB
              ?ο???????20-80cm
              ?????????????
              ???????48CM
              ????????DC3V/????48V



              BG-760

              BISONGpro????BG-760

              ??????????о?????
              ????????30Hz-2KHz
              ????跡??200??
              ??????-67dB SPL 1KHz ?? 1pa
              ?ο???????20-60cm
              ???????????ε???????
              ????????????48V




              • ISO9001
                ??????????
              • 3C???
                ?й???????????
              • ?????
                ??????????????
              • ?й?????
                ?豸????Э????
              • ????????
                ????????????????
              • ???????????
                AAA??????????λ
              ????????????????????????????????????????·8?????????A9F
              www.nbxiongwei.com?????????????????????????????????? ??ICP??05089975??
              ?綽??0755-28882666?????????????棺0755-28469696 ??E-mail??av@szpa.com
              ????????|???????????|???????????|???????????|???????????|??????????|????????
              ????????????????????-???????????? ???????????????? ???????????? ?п??????? ?????????????
              ?????????????????????豸 ????????豸 ???????????? ????????
              ?????????