NF EN 61157:1994被替代
Requirements For The Declaration Of The Acoustic Output Of Medical Diagnostic Ultrasonic Equipment
出版：Association Francaise de Normalisation
專家解讀視頻
Applies to medical diagnostic ultrasonic equipment. Itprovides a set of traceable acoustic parameters describingthe acoustic fields.
Indice de classement: C97-904PR
PR NF EN 61157 December 2006.
(12/2006)
UNE EN 61157:1996 - Identical
SS EN 61157 Ed. 1 (1995) - Identical
I.S. EN 61157:1995 - Identical
IEC 61157 Ed. 2.0 - Identical
NBN EN 61157:1996 - Identical
BS EN 61157:2007 - Identical
DIN EN 61157 (1995-06) - Identical
