GB/T 4854.3-1998 standard english preview version PDF file download
GB Standard Code
GB/T 4854.3-1998
Standard Category
China National Standards
GB Standard English Title
Acoustics--Reference zero for the calibration of audiometric equipment--Part 3:Reference equivalent threshold force levels for pure tones and bone vibrators
Thanks for your interest in GB/T 4854.3-1998 standard ! This is a preview version of GB/T 4854.3-1998 standard PDF file for download ; The GB/T 4854.3-1998 standard official version needs to be purchased to download.