NF EN 61689:2008被替代
Ultrasonics - Physiotherapy Systems - Field Specifications 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 physiotherapy consisting of an ultrasonic transducer generating continuous or quasi-continuous wave ultrasonic energy in the frequency range 0,5 MHz to 5 MHz.
Indice de classement: C97-909. PR NF EN 61689 October 2006. (10/2006) 1997 version is still active. (04/2008)
BS EN 61689:2007 - Identical
SN EN 61689:1996 - Identical
I.S. EN 61689:2007 - Identical
NBN EN 61689:2008 - Identical
SS EN 61689 Ed. 2 (2007) - Identical
DIN EN 61689 (2008-07) - Identical
UNE EN 61689:1999 - Identical
IEC 61689 Ed. 2.0 - Identical
NBN EN 61689:2013 - Identical
