NF EN 61689:1997被替代
Ultrasonics - Physiotherapy Systems - Performance Requirements And Methods Of Measurement In The Frequency Range 0,5 Mhz To 5 Mhz
出版：Association Francaise de Normalisation
专家解读视频
Applies to ultrasonic equipment designed for physiotherapyconsisting of an ultrasonic transducer generating continuousor quasi-continuous wave ultrasonic energy in the frequencyrange 0,5 MHz to 5 MHz.
Indice de classement: C97-909PR
PR NF EN 61689 October 2006
(10/2006)
SN EN 61689:1996 - Identical
BS EN 61689:2007 - Identical
DIN EN 61689 (1997-12) - Identical
NBN EN 61689:1997 - Identical
IEC 61689 Ed. 2.0 - Identical
I.S. EN 61689:1999 - Identical
UNE EN 61689:1999 - Identical
SS EN 61689 Ed. 1 (1999) - Identical
