Fiber ntau Optic Tu Cassette

Nws yog peb qhov kev ntxuav tawm tshiab yam tsis muaj tshuaj lom neeg thiab haus dej haus xws li dej cawv, methanol, cov lus qhia paj rwb lossis lens cov ntaub so ntswg; Nyab xeeb rau tus neeg teb xov tooj thiab tsis muaj kev phom sij rau ib puag ncig; Tsis muaj esd tsis huv. Nrog ob peb kauj ruam yooj yim, zoo tagnrho tu cov txiaj ntsig tuaj yeem ua tiav, seb qhov txuas txuas rau cov roj lossis hmoov av.