Cov khoom siv ntawm cov iav tsom iav yog dab tsi?

Cov khoom siv iav tsom iav feem ntau suav nrog hlau, yas, cellulose acetate, cov ntaub ntawv sib xyaw, thiab lwm yam.
1. Cov khoom siv hlau
Cov iav tsom iav hlau feem ntau suav nrog stainless hlau, titanium, aluminium-magnesium alloy, nyiaj-magnesium alloy thiab lwm yam ntaub ntawv. Stainless hlau qhov muag iav thav duab muaj lub zog zoo thiab toughness, corrosion kuj thiab tsis yooj yim rau deform; titanium eyeglass thav duab yog lub teeb thiab ruaj khov, haum rau cov neeg nyiam kev ua kis las lossis cov neeg uas xav hnav lawv ntev; aluminium-magnesium alloy eyeglass thav ntawv yog lub teeb, nyuaj thiab tsis yooj yim rau deform, haum rau cov neeg uas nyiam noj; silver-magnesium alloy eyeglass thav ntawv muaj qhov ci ntsa iab thiab lub zog zoo, haum rau cov neeg nyiam siab gloss.

2. Cov ntaub ntawv yas
Muaj ntau hom yas qhov muag tsom iav, feem ntau yog cov cellulose acetate, nylon, polyamide, thiab lwm yam. Cellulose acetate eyeglass thav ntawv yog lub teeb thiab xis, nrog nplua nuj xim, haum rau cov neeg uas nrhiav kev zam; nylon eyeglass thav ntawv muaj cov kav ntev thiab elasticity, haum rau cov neeg nyiam kev ua si sab nraum zoov; polyamide eyeglass thav duab muaj zog, tsis yooj yim rau deform, thiab haum rau cov neeg uas xav tau siab rau thav ntawv.

3. acetate ncej
Cellulose acetate iav thav ntawv yog tsim los ntawm ntuj cellulose thiab acetic acid, nrog rau qhov zoo ntawm lub teeb, yooj, thiab pob tshab, haum rau cov neeg uas nrhiav kev zam thiab tus kheej.

4. Cov khoom siv sib xyaw
Cov khoom sib xyaw iav tsom iav yog ua los ntawm ntau cov ntaub ntawv, muaj ntau yam ntxwv, thiab yooj yim rau kev ua, haum rau cov neeg muaj kev xav tau tshwj xeeb.

[Xaiv]
Muaj ntau yam khoom siv rau cov iav thav duab, txhua tus muaj nws tus yam ntxwv thiab siv cov pej xeem. Thaum yuav cov iav tsom iav, koj yuav tsum xaiv raws li koj tus kheej xav tau kom ua tiav qhov hnav zoo tshaj plaws.