日本免费毛电影观看


  日本免费毛电影观看  产品信息   晶体、光栅  铌酸锂晶体

铌酸锂晶体

nisuanli(linbo3,jiancheng ln)jingtishiyizhongzhongyaoderengonghechengduogongnengyadian、tiedianhedianguangjingti。1965nian,ballmanshouciyongczochralskijishushengzhangchugaozhiliangdachicundelinbo3danjing。cihou,linbo3jingtideyouyixingnengyijitabuduandichengxianchuxindejishuyingyongbeijing,shilinbo3jingtizaijingticailiaozhongzhanjulezhongyaodediwei,zhijinrengranshijingjiubushuaidecailiaoyanjiuredian。