Nyob zoo, nyob rau hauv Suav teb, peb yog thawj lub Hoobkas pib ua ke diode laser kov nrog lwm tus kov, peb qhib kev lag luam, vim nws nyuaj rau kev sib txuas diode laser kov nrog lwm cov tes, ua ntej 2020, tsuas yog peb lub Hoobkas tuaj yeem ua diode laser 2in1, Diode laser 3in1, diode laser 4in1.hnub no suav teb...
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