NF EN 61157:2008现行
Standard Means For The Reporting Of The Acoustic Output Of Medical Diagnostic Ultrasonic Equipment
出版：Association Francaise de Normalisation
专家解读视频
Applies to medical diagnostic ultrasonic equipment. It provides a set of traceable acoustic parameters describing the acoustic fields.
Indice de classement: C97-904. PR NF EN 61157 December 2006. (12/2006) 1994 version is still active. (04/2008)
BS EN 61157:2007 - Identical
I.S. EN 61157:2007 - Identical
NBN EN 61157:2008 - Identical
DIN EN 61157 (2008-07) - Identical
SS EN 61157 Ed. 2 (2007) - Identical
BS EN 61157:2007+A1:2013 - Identical
DIN EN 61157 (2013-11) - Identical
UNE EN 61157:1996 - Identical
SS EN 61157 Ed. 1 (1995) - Identical
IEC 61157 Ed. 2.0 - Identical
