Koj tus hlub lub xov tooj, uas tau pab koj ntev, tau poob tag nrho nws cov gloss ntawm qhov tseeb tias nws lub vijtsam tau tawg? Qhov no tshwm sim - tsis tas yuav txhawj xeeb - qhov teeb meem no tuaj yeem tshem tawm tau yooj yim hauv tsev.
Tsim nyog
Ib lub xov tooj uas xav tau polishing, GOI muab tshuaj txhuam, ib qho me me ntawm cov ntaub mos muag (xws li flannel), roj tsheb
Cov Lus Qhia
Kauj ruam 1
Tso koj lub xov tooj rau ntawm qhov chaw tiaj tiaj, muaj teeb pom kev zoo.
Kauj ruam 2
Yuav GOI (State Optical Institute) muab tshuaj txhuam rau hauv cov khw muag khoom khw muag khoom lossis khw tub rog thiab nrhiav qee cov roj tsheb.
Kauj ruam 3
Ciav cov flannel nrog GOI muab tshuaj txhuam hauv nruab nrab ntawm ib daim ntawm cov ntaub, moisten nws nrog roj rau zoo dua zawv zawg ntawm cov ntaub ntawm lub vijtsam, so lub xov tooj lub xov tooj nyob rau hauv cov ntawv tsa suab kom txog rau thaum pom khawb ploj ntawm nws.
Kauj ruam 4
Siv daim ntaub flannel huv si kom tshem tawm cov tshuaj txhuam thiab cov roj hauv lub xov tooj screen kom tsis muaj qhov seem ntawm seem hauv seem ntawm lub xov tooj.
