measurement microphones-part 4 : specifications for working standard microphones 測量傳聲器.第4部分:工作標準傳聲器的規(guī)范
measurement microphones . part 4 : specifications for working standard microphones 擴音器的測量.第4部分:工作標準擴音器的規(guī)范
specification for measurement microphones-specifications for working standard microphones 測量規(guī)范.第4部分:工作標準傳聲器規(guī)范
measurement microphones-methods for pressure calibration of working standard microphones by comparison 測量傳聲器.用比較片做用工作標準傳聲器的壓力校準方法
measurement microphones-part 4 : specifications for working standard microphones iec 61094-4 : 1995; german version en 61094-4 : 1995 測量傳聲器.第4部分:工作標準傳聲器規(guī)范