
Dentistry; Dental Rotary Instruments; Test Methods
出版:Swiss Standards

专家解读视频
1990 [01/06/1990]
"Indice de classement: SNV NF S91-232" (12/2001)
ONORM EN 28325:1991 - Identical
NF EN 28325:1990 - Identical
ISO 8325:2004 - Identical
EN 28325:C1 90 - Identical
NF EN 28325 : 1990 - Identical
ISO 8325 : 2004(R2013) - Identical