传声器的

• Mire acoustics - determination of sound immission from sound sources placed closed to the ear - part 1 : technique using a microphone in a real ear mire technique
  声学.置于耳边的噪声源排放噪声的测定.真耳中使用传声器的技术
• N 1998 , we imported seven sets of b k system including bk2012 , bk4251 and bk2636 , with which can finish the measurement of all the parameter and acoustical test
  拥有bk2012声频分析仪bk4231声级校准仪以及bk2636等全套bk传声器测量系统，与消声室配合可进行传声器的全部参数测量及声学试验