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.
SN EN 61689:1996 - Identical
BS EN 61689:2007 - Identical
DIN EN 61689 (1997-12) - Identical
I.S. EN 61689:1999 - Identical
NF EN 61689:1997 - Identical
UNE EN 61689:1999 - Identical
SS EN 61689 Ed. 1 (1999) - Identical
