optical crown glass
常見例句
- BK7/K9 is a borosilicate crown optical glass with high homogeneity, low bubble and inclusion content.
K9玻璃是硼硅酸鹽光學(xué)玻璃材料的一種，純度高、氣泡少、雜質(zhì)低。 - Buddhism spread to China, from the crown of glass, "pharmacist optical glass Nyorai" by the UN, "the Oriental Land", that is, for a net of glass, light, "Heaven, Earth, " three realms of dark.
佛教傳到中國后，奉琉璃至寶，“藥師琉璃光如來”所居的“東方凈土”，即以凈琉璃為地，光照“天地人”三界之暗。 返回 optical crown glass