片规 meaning in English
microfiller
Examples
- Ophthalmic optics - uncut finished spectacle lenses - part 2 : specifications for progressive power lenses iso 8980 - 2 : 2004 ; german version en iso 8980 - 2 : 2004
眼科光学.未切边成品眼镜片.第2部分:渐变焦眼镜片规
microfiller