I.S. EN 27786:1992现行
Dental Rotary Instruments - Laboratory Abrasive Instruments
出版：National Standards Authority of Ireland
专家解读视频
Specifies the dimensional and other requirements for grinding instruments used in the dental laboratory.
DIN EN 27786 (1991-09) - Identical
ONORM EN 27786:1991 - Identical
UNE EN 27786:1992 - Identical
SS EN 27 786 Ed. 1 (1992) - Identical
ISO 7786:2001 - Identical
UNI EN 27786:1992 - Identical
BS EN 27786:1992 - Identical
NF EN 27786:1991 - Identical
