

专家解读视频
Describes the dimensional and other requirements for grinding instruments used in the dental laboratory. Other characteristics of dental abrasive instruments are not covered. Includes normative references, symbols, material and dimensions.
ONORM EN 27786:1991 - Identical
UNE EN 27786:1992 - Identical
SS EN 27 786 Ed. 1 (1992) - Identical
UNI EN 27786:1992 - Identical
I.S. EN 27786:1992 - Identical
BS EN 27786:1992 - Identical
DIN EN 27786 (1991-09) - Identical